Mercurial > dwindows
annotate win/edge.cpp @ 2037:a00e73284c97
Mac: Continuing const changes. Hopefully last Mac commit.
author | bsmith@81767d24-ef19-dc11-ae90-00e081727c95 |
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date | Sun, 17 Nov 2019 05:21:01 +0000 |
parents | 89d62197124b |
children | 638be5b17715 |
rev | line source |
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1999
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1 /* edge.cpp |
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2 * |
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3 * Allows dw_html_new() to embed a Microsoft Edge (Chromium) browser. |
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4 * |
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5 * Requires Windows 10, 8 or 7 with Microsoft Edge (Chromium) installed. |
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6 * |
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7 * Only included when BUILD_EDGE is defined, will fall back to embedded IE. |
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8 * |
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9 * Currently only buildable with Visual Studio since it requires the EDGE |
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10 * SDK which is currently distributed as a nuget package. |
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11 */ |
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12 #include "dw.h" |
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13 #include "webview2.h" |
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14 #include <wrl.h> |
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15 |
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16 using namespace Microsoft::WRL; |
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17 |
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18 #define _DW_HTML_DATA_NAME "_dw_edge" |
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19 #define _DW_HTML_DATA_ENV "_dw_edge_env" |
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20 #define _DW_HTML_DATA_LOCATION "_dw_edge_location" |
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21 #define _DW_HTML_DATA_RAW "_dw_edge_raw" |
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22 |
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23 extern "C" { |
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24 |
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25 /* Import the character conversion functions from dw.c */ |
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26 LPWSTR _myUTF8toWide(const char *utf8string, void *outbuf); |
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27 char *_myWideToUTF8(LPCWSTR widestring, void *outbuf); |
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28 #define UTF8toWide(a) _myUTF8toWide(a, a ? _alloca(MultiByteToWideChar(CP_UTF8, 0, a, -1, NULL, 0) * sizeof(WCHAR)) : NULL) |
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29 #define WideToUTF8(a) _myWideToUTF8(a, a ? _alloca(WideCharToMultiByte(CP_UTF8, 0, a, -1, NULL, 0, NULL, NULL)) : NULL) |
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30 LRESULT CALLBACK _wndproc(HWND hWnd, UINT msg, WPARAM mp1, LPARAM mp2); |
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31 BOOL CALLBACK _free_window_memory(HWND handle, LPARAM lParam); |
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32 extern HWND DW_HWND_OBJECT; |
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33 BOOL DW_EDGE_DETECTED = FALSE; |
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34 |
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35 /******************************* dw_edge_detect() ************************** |
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36 * Attempts to create a temporary Edge (Chromium) browser context... |
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37 * If we succeed return TRUE and use Edge for HTML windows. |
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38 * If it fails return FALSE and fall back to using embedded IE. |
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39 */ |
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40 BOOL _dw_edge_detect(VOID) |
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41 { |
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42 HWND hWnd = DW_HWND_OBJECT; |
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43 |
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44 CreateWebView2EnvironmentWithDetails(nullptr, nullptr, nullptr, |
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45 Callback<IWebView2CreateWebView2EnvironmentCompletedHandler>( |
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46 [hWnd](HRESULT result, IWebView2Environment* env) -> HRESULT { |
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47 // Successfully created Edge environment, return TRUE |
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48 DW_EDGE_DETECTED = TRUE; |
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49 return S_OK; |
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50 }).Get()); |
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51 return DW_EDGE_DETECTED; |
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52 } |
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53 |
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54 /******************************* dw_edge_action() ************************** |
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55 * Implements the functionality of a "Back". "Forward", "Home", "Search", |
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56 * "Refresh", or "Stop" button. |
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57 * |
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58 * hwnd = Handle to the window hosting the browser object. |
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59 * action = One of the following: |
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60 * 0 = Move back to the previously viewed web page. |
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61 * 1 = Move forward to the previously viewed web page. |
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62 * 2 = Move to the home page. |
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63 * 3 = Search. |
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64 * 4 = Refresh the page. |
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65 * 5 = Stop the currently loading page. |
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66 */ |
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67 |
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68 void _dw_edge_action(HWND hwnd, int action) |
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69 { |
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70 IWebView2WebView* webview; |
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71 |
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72 // Retrieve the browser object's pointer we stored in our window's GWL_USERDATA when |
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73 // we initially attached the browser object to this window. |
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74 webview = (IWebView2WebView*)dw_window_get_data(hwnd, _DW_HTML_DATA_NAME); |
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75 |
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76 // We want to get the base address (ie, a pointer) to the IWebView2WebView object embedded within the browser |
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77 // object, so we can call some of the functions in the former's table. |
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78 if (webview) |
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79 { |
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80 // Call the desired function |
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81 switch (action) |
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82 { |
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83 case DW_HTML_GOBACK: |
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84 { |
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85 // Call the IWebView2WebView object's GoBack function. |
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86 webview->GoBack(); |
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87 break; |
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88 } |
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89 |
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90 case DW_HTML_GOFORWARD: |
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91 { |
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92 // Call the IWebView2WebView object's GoForward function. |
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93 webview->GoForward(); |
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94 break; |
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95 } |
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parents:
diff
changeset
|
96 |
4e808c4cadfb
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parents:
diff
changeset
|
97 case DW_HTML_GOHOME: |
4e808c4cadfb
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parents:
diff
changeset
|
98 { |
2000
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
1999
diff
changeset
|
99 // Call the IWebView2WebView object's GoHome function. |
2015
c30f4354966e
Win: Added support for dw_html_javascript_run() using Edge (Chromium).
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
2001
diff
changeset
|
100 dw_html_url(hwnd, (char *)DW_HOME_URL); |
1999
4e808c4cadfb
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diff
changeset
|
101 break; |
4e808c4cadfb
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parents:
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|
102 } |
4e808c4cadfb
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|
103 |
4e808c4cadfb
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diff
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|
104 case DW_HTML_SEARCH: |
4e808c4cadfb
Win: Add initial support for Microsoft Edge (Chromium) embedding.
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changeset
|
105 { |
2000
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
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1999
diff
changeset
|
106 // Call the IWebView2WebView object's GoSearch function. |
1999
4e808c4cadfb
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changeset
|
107 //webview->GoSearch(); |
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changeset
|
108 break; |
4e808c4cadfb
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parents:
diff
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|
109 } |
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|
110 |
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parents:
diff
changeset
|
111 case DW_HTML_RELOAD: |
4e808c4cadfb
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diff
changeset
|
112 { |
2000
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
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1999
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|
113 // Call the IWebView2WebView object's Refresh function. |
1999
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changeset
|
114 webview->Reload(); |
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|
115 } |
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diff
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|
116 |
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|
117 case DW_HTML_STOP: |
4e808c4cadfb
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parents:
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|
118 { |
2000
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Changes to allow mixing C and C++ when including dw.h.
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1999
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119 // Call the IWebView2WebView object's Stop function. |
1999
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120 //webview->Stop(); |
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|
121 } |
2000
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
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1999
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changeset
|
122 } |
1999
4e808c4cadfb
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parents:
diff
changeset
|
123 } |
4e808c4cadfb
Win: Add initial support for Microsoft Edge (Chromium) embedding.
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parents:
diff
changeset
|
124 } |
2000
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
1999
diff
changeset
|
125 |
2001
f7acca46f795
Win: Fixes for Edge (Chromium) embedding, the loading can be delayed so...
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
2000
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|
126 /******************************* dw_edge_raw() **************************** |
2000
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
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1999
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|
127 * Takes a string containing some HTML BODY, and displays it in the specified |
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
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1999
diff
changeset
|
128 * window. For example, perhaps you want to display the HTML text of... |
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
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1999
diff
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|
129 * |
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
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1999
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|
130 * <P>This is a picture.<P><IMG src="mypic.jpg"> |
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
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1999
diff
changeset
|
131 * |
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
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1999
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|
132 * hwnd = Handle to the window hosting the browser object. |
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
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parents:
1999
diff
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|
133 * string = Pointer to nul-terminated string containing the HTML BODY. |
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
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parents:
1999
diff
changeset
|
134 * (NOTE: No <BODY></BODY> tags are required in the string). |
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
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parents:
1999
diff
changeset
|
135 * |
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
1999
diff
changeset
|
136 * RETURNS: 0 if success, or non-zero if an error. |
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
1999
diff
changeset
|
137 */ |
1999
4e808c4cadfb
Win: Add initial support for Microsoft Edge (Chromium) embedding.
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parents:
diff
changeset
|
138 |
2034
89d62197124b
Visual C in C++ mode complains about missing const declarations in paramaters.
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
2033
diff
changeset
|
139 int _dw_edge_raw(HWND hwnd, const char *string) |
2000
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
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1999
diff
changeset
|
140 { |
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
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1999
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|
141 IWebView2WebView* webview; |
1999
4e808c4cadfb
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parents:
diff
changeset
|
142 |
2000
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
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parents:
1999
diff
changeset
|
143 // Retrieve the browser object's pointer we stored in our window's GWL_USERDATA when |
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
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parents:
1999
diff
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|
144 // we initially attached the browser object to this window. |
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
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parents:
1999
diff
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|
145 webview = (IWebView2WebView*)dw_window_get_data(hwnd, _DW_HTML_DATA_NAME); |
1999
4e808c4cadfb
Win: Add initial support for Microsoft Edge (Chromium) embedding.
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parents:
diff
changeset
|
146 |
2000
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
1999
diff
changeset
|
147 if (webview) |
2018
663d79f28e46
Win: Fix dw_html_javascript_run() when using embedded IE browser widget.
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
2015
diff
changeset
|
148 webview->NavigateToString(UTF8toWide(string)); |
2001
f7acca46f795
Win: Fixes for Edge (Chromium) embedding, the loading can be delayed so...
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parents:
2000
diff
changeset
|
149 else |
2018
663d79f28e46
Win: Fix dw_html_javascript_run() when using embedded IE browser widget.
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
2015
diff
changeset
|
150 dw_window_set_data(hwnd, _DW_HTML_DATA_RAW, _wcsdup(UTF8toWide(string))); |
2001
f7acca46f795
Win: Fixes for Edge (Chromium) embedding, the loading can be delayed so...
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
2000
diff
changeset
|
151 return DW_ERROR_NONE; |
1999
4e808c4cadfb
Win: Add initial support for Microsoft Edge (Chromium) embedding.
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parents:
diff
changeset
|
152 } |
4e808c4cadfb
Win: Add initial support for Microsoft Edge (Chromium) embedding.
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parents:
diff
changeset
|
153 |
2001
f7acca46f795
Win: Fixes for Edge (Chromium) embedding, the loading can be delayed so...
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
2000
diff
changeset
|
154 /******************************* dw_edge_url() **************************** |
2000
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
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parents:
1999
diff
changeset
|
155 * Displays a URL, or HTML file on disk. |
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
1999
diff
changeset
|
156 * |
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
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parents:
1999
diff
changeset
|
157 * hwnd = Handle to the window hosting the browser object. |
2015
c30f4354966e
Win: Added support for dw_html_javascript_run() using Edge (Chromium).
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
2001
diff
changeset
|
158 * url = Pointer to nul-terminated name of the URL/file. |
2000
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
1999
diff
changeset
|
159 * |
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
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parents:
1999
diff
changeset
|
160 * RETURNS: 0 if success, or non-zero if an error. |
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
1999
diff
changeset
|
161 */ |
1999
4e808c4cadfb
Win: Add initial support for Microsoft Edge (Chromium) embedding.
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parents:
diff
changeset
|
162 |
2034
89d62197124b
Visual C in C++ mode complains about missing const declarations in paramaters.
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
2033
diff
changeset
|
163 int _dw_edge_url(HWND hwnd, const char *url) |
2000
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
1999
diff
changeset
|
164 { |
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
1999
diff
changeset
|
165 IWebView2WebView* webview; |
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
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parents:
1999
diff
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|
166 |
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
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parents:
1999
diff
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|
167 // Retrieve the browser object's pointer we stored in our window's GWL_USERDATA when |
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
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parents:
1999
diff
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|
168 // we initially attached the browser object to this window. |
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
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1999
diff
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|
169 webview = (IWebView2WebView*)dw_window_get_data(hwnd, _DW_HTML_DATA_NAME); |
1999
4e808c4cadfb
Win: Add initial support for Microsoft Edge (Chromium) embedding.
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parents:
diff
changeset
|
170 |
2000
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
1999
diff
changeset
|
171 if (webview) |
2018
663d79f28e46
Win: Fix dw_html_javascript_run() when using embedded IE browser widget.
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
2015
diff
changeset
|
172 webview->Navigate(UTF8toWide(url)); |
2001
f7acca46f795
Win: Fixes for Edge (Chromium) embedding, the loading can be delayed so...
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
2000
diff
changeset
|
173 else |
2018
663d79f28e46
Win: Fix dw_html_javascript_run() when using embedded IE browser widget.
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
2015
diff
changeset
|
174 dw_window_set_data(hwnd, _DW_HTML_DATA_LOCATION, _wcsdup(UTF8toWide(url))); |
2001
f7acca46f795
Win: Fixes for Edge (Chromium) embedding, the loading can be delayed so...
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
2000
diff
changeset
|
175 return DW_ERROR_NONE; |
1999
4e808c4cadfb
Win: Add initial support for Microsoft Edge (Chromium) embedding.
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parents:
diff
changeset
|
176 } |
2000
77e43d71eaa7
Changes to allow mixing C and C++ when including dw.h.
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
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1999
diff
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|
177 |
2015
c30f4354966e
Win: Added support for dw_html_javascript_run() using Edge (Chromium).
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
2001
diff
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|
178 /******************************* dw_edge_javascript_run() **************************** |
c30f4354966e
Win: Added support for dw_html_javascript_run() using Edge (Chromium).
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
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2001
diff
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|
179 * Runs a javascript in the specified browser context. |
c30f4354966e
Win: Added support for dw_html_javascript_run() using Edge (Chromium).
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
2001
diff
changeset
|
180 * |
c30f4354966e
Win: Added support for dw_html_javascript_run() using Edge (Chromium).
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
2001
diff
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|
181 * hwnd = Handle to the window hosting the browser object. |
c30f4354966e
Win: Added support for dw_html_javascript_run() using Edge (Chromium).
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
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2001
diff
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|
182 * script = Pointer to nul-terminated javascript string. |
c30f4354966e
Win: Added support for dw_html_javascript_run() using Edge (Chromium).
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
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2001
diff
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|
183 * scriptdata = Pointer to user data to be passed to the callback. |
c30f4354966e
Win: Added support for dw_html_javascript_run() using Edge (Chromium).
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parents:
2001
diff
changeset
|
184 * |
c30f4354966e
Win: Added support for dw_html_javascript_run() using Edge (Chromium).
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
2001
diff
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|
185 * RETURNS: 0 if success, or non-zero if an error. |
c30f4354966e
Win: Added support for dw_html_javascript_run() using Edge (Chromium).
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2001
diff
changeset
|
186 */ |
c30f4354966e
Win: Added support for dw_html_javascript_run() using Edge (Chromium).
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2001
diff
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|
187 |
2034
89d62197124b
Visual C in C++ mode complains about missing const declarations in paramaters.
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
2033
diff
changeset
|
188 int _dw_edge_javascript_run(HWND hwnd, const char *script, void *scriptdata) |
2015
c30f4354966e
Win: Added support for dw_html_javascript_run() using Edge (Chromium).
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
2001
diff
changeset
|
189 { |
c30f4354966e
Win: Added support for dw_html_javascript_run() using Edge (Chromium).
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parents:
2001
diff
changeset
|
190 IWebView2WebView* webview; |
c30f4354966e
Win: Added support for dw_html_javascript_run() using Edge (Chromium).
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
2001
diff
changeset
|
191 |
c30f4354966e
Win: Added support for dw_html_javascript_run() using Edge (Chromium).
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
2001
diff
changeset
|
192 // Retrieve the browser object's pointer we stored in our window's GWL_USERDATA when |
c30f4354966e
Win: Added support for dw_html_javascript_run() using Edge (Chromium).
bsmith@81767d24-ef19-dc11-ae90-00e081727c95
parents:
2001
diff
changeset
|
193 // we initially attached the browser object to this window. |
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194 webview = (IWebView2WebView*)dw_window_get_data(hwnd, _DW_HTML_DATA_NAME); |
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195 |
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196 if (webview) |
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197 webview->ExecuteScript(UTF8toWide(script), |
2015
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198 Callback<IWebView2ExecuteScriptCompletedHandler>( |
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199 [hwnd, scriptdata](HRESULT error, PCWSTR result) -> HRESULT |
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200 { |
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201 _wndproc(hwnd, WM_USER + 100, (error == S_OK ? (WPARAM)WideToUTF8((LPWSTR)result) : NULL), (LPARAM)scriptdata); |
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202 return S_OK; |
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203 }).Get()); |
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204 return DW_ERROR_NONE; |
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205 } |
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206 |
2001
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207 /************************** edgeWindowProc() ************************* |
2000
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208 * Our message handler for our window to host the browser. |
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209 */ |
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210 |
2000
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211 LRESULT CALLBACK _edgeWindowProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam) |
1999
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212 { |
2000
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213 switch (uMsg) |
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214 { |
1999
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215 case WM_SIZE: |
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216 { |
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217 // Resize the browser object to fit the window |
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218 IWebView2WebView* webview; |
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219 |
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220 // Retrieve the browser object's pointer we stored in our window's GWL_USERDATA when |
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221 // we initially attached the browser object to this window. |
2000
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222 webview = (IWebView2WebView*)dw_window_get_data(hWnd, _DW_HTML_DATA_NAME); |
1999
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223 // Resize WebView to fit the bounds of the parent window |
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224 if (webview) |
2001
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225 { |
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226 RECT bounds; |
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227 |
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228 GetClientRect(hWnd, &bounds); |
1999
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229 webview->put_Bounds(bounds); |
2001
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230 } |
1999
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231 return(0); |
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232 } |
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233 |
2034
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234 case WM_PAINT: |
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235 { |
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236 PAINTSTRUCT ps; |
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237 HDC hdc = BeginPaint(hWnd, &ps); |
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238 EndPaint(hWnd, &ps); |
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239 return(0); |
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240 } |
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241 |
1999
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242 case WM_CREATE: |
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243 { |
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244 // Step 3 - Create a single WebView within the parent window |
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245 // Locate the browser and set up the environment for WebView |
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246 CreateWebView2EnvironmentWithDetails(nullptr, nullptr, nullptr, |
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247 Callback<IWebView2CreateWebView2EnvironmentCompletedHandler>( |
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248 [hWnd](HRESULT result, IWebView2Environment* env) -> HRESULT { |
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249 |
2034
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250 // Save the environment for later use |
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251 dw_window_set_data(hWnd, _DW_HTML_DATA_ENV, DW_POINTER(env)); |
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252 |
1999
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253 // Create a WebView, whose parent is the main window hWnd |
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254 env->CreateWebView(hWnd, Callback<IWebView2CreateWebViewCompletedHandler>( |
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255 [hWnd](HRESULT result, IWebView2WebView* webview) -> HRESULT { |
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256 if (webview != nullptr) { |
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257 dw_window_set_data(hWnd, _DW_HTML_DATA_NAME, DW_POINTER(webview)); |
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258 } |
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259 |
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260 // Add a few settings for the webview |
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261 // this is a redundant demo step as they are the default settings values |
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262 IWebView2Settings* Settings; |
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263 webview->get_Settings(&Settings); |
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264 Settings->put_IsScriptEnabled(TRUE); |
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265 Settings->put_AreDefaultScriptDialogsEnabled(TRUE); |
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266 Settings->put_IsWebMessageEnabled(TRUE); |
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267 |
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268 // Resize WebView to fit the bounds of the parent window |
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269 RECT bounds; |
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270 GetClientRect(hWnd, &bounds); |
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271 webview->put_Bounds(bounds); |
2001
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|
272 |
2033
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273 // Save the token, we might need to dw_window_set_data() this value |
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274 // for later use to remove the handlers |
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275 EventRegistrationToken token; |
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276 |
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277 // Register a handler for the NavigationStarting event. |
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278 webview->add_NavigationStarting( |
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279 Callback<IWebView2NavigationStartingEventHandler>( |
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280 [hWnd](IWebView2WebView* sender, |
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281 IWebView2NavigationStartingEventArgs* args) -> HRESULT |
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282 { |
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283 LPWSTR uri; |
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284 sender->get_Source(&uri); |
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285 |
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286 _wndproc(hWnd, WM_USER + 101, (WPARAM)DW_INT_TO_POINTER(DW_HTML_CHANGE_STARTED), |
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287 !wcscmp(uri, L"about:blank") ? (LPARAM)"" : (LPARAM)WideToUTF8((LPWSTR)uri)); |
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288 |
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289 return S_OK; |
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290 }).Get(), &token); |
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291 |
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292 // Register a handler for the DocumentStateChanged event. |
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293 webview->add_DocumentStateChanged( |
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294 Callback<IWebView2DocumentStateChangedEventHandler>( |
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295 [hWnd](IWebView2WebView* sender, |
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296 IWebView2DocumentStateChangedEventArgs* args) -> HRESULT |
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297 { |
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298 LPWSTR uri; |
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299 sender->get_Source(&uri); |
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300 |
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301 _wndproc(hWnd, WM_USER + 101, (WPARAM)DW_INT_TO_POINTER(DW_HTML_CHANGE_LOADING), |
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302 !wcscmp(uri, L"about:blank") ? (LPARAM)"" : (LPARAM)WideToUTF8((LPWSTR)uri)); |
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303 |
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304 return S_OK; |
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305 }).Get(), &token); |
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306 |
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307 // Register a handler for the NavigationCompleted event. |
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308 webview->add_NavigationCompleted( |
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309 Callback<IWebView2NavigationCompletedEventHandler>( |
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310 [hWnd](IWebView2WebView* sender, |
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311 IWebView2NavigationCompletedEventArgs* args) -> HRESULT |
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312 { |
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313 LPWSTR uri; |
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314 sender->get_Source(&uri); |
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315 |
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316 _wndproc(hWnd, WM_USER + 101, (WPARAM)DW_INT_TO_POINTER(DW_HTML_CHANGE_COMPLETE), |
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317 !wcscmp(uri, L"about:blank") ? (LPARAM)"" : (LPARAM)WideToUTF8((LPWSTR)uri)); |
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318 |
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319 return S_OK; |
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320 }).Get(), &token); |
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321 |
2001
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322 // Handle cached load requests due to delayed |
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323 // loading of the edge webview contexts |
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324 LPCWSTR url = (LPCWSTR)dw_window_get_data(hWnd, _DW_HTML_DATA_LOCATION); |
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325 if(url) |
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326 { |
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327 webview->Navigate(url); |
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328 free((void *)url); |
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329 } |
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330 LPCWSTR raw = (LPCWSTR)dw_window_get_data(hWnd, _DW_HTML_DATA_RAW); |
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331 if (raw) |
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332 { |
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333 webview->NavigateToString(raw); |
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334 free((void *)raw); |
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335 } |
1999
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336 return S_OK; |
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337 }).Get()); |
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338 return S_OK; |
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339 }).Get()); |
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340 |
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341 // Success |
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342 return(0); |
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343 } |
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344 |
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345 case WM_DESTROY: |
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346 { |
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347 // Detach the browser object from this window, and free resources. |
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348 IWebView2WebView* webview; |
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349 |
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350 // Retrieve the browser object's pointer we stored in our window's GWL_USERDATA when |
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351 // we initially attached the browser object to this window. |
2000
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352 webview = (IWebView2WebView*)dw_window_get_data(hWnd, _DW_HTML_DATA_NAME); |
1999
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353 if (webview) |
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354 { |
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355 dw_window_set_data(hWnd, _DW_HTML_DATA_NAME, NULL); |
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356 webview->Close(); |
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357 } |
2033
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358 _free_window_memory(hWnd, 0); |
1999
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359 return(TRUE); |
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360 } |
2000
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Changes to allow mixing C and C++ when including dw.h.
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361 } |
1999
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362 |
2000
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363 return(DefWindowProc(hWnd, uMsg, wParam, lParam)); |
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364 } |
1999
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365 } |