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comparison dw.hpp @ 2878:a290573a8b7c

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C++: Implement StatusText class, reorganize Text widgets to eliminate duplication and implement a bunch of random functions from the list.
author bsmith@81767d24-ef19-dc11-ae90-00e081727c95
date Tue, 20 Dec 2022 05:50:15 +0000
parents 6f31b7991fa0
children ec7f6e28166d
comparison
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2877:6f31b7991fa0 2878:a290573a8b7c
1 /* Dynamic Windows C++ Language Bindings 1 /* Dynamic Windows C++ Language Bindings
2 * Copyright 2022 Brian Smith 2 * Copyright 2022 Brian Smith
3 * Requires a C++11 compatible compiler. 3 * Recommends a C++11 compatible compiler.
4 */ 4 */
5 5
6 #ifndef _HPP_DW 6 #ifndef _HPP_DW
7 #define _HPP_DW 7 #define _HPP_DW
8 #include <dw.h> 8 #include <dw.h>
50 void SetStyle(unsigned long style, unsigned long mask) { dw_window_set_style(hwnd, style, mask); } 50 void SetStyle(unsigned long style, unsigned long mask) { dw_window_set_style(hwnd, style, mask); }
51 void SetTooltip(char *bubbletext) { dw_window_set_tooltip(hwnd, bubbletext); } 51 void SetTooltip(char *bubbletext) { dw_window_set_tooltip(hwnd, bubbletext); }
52 int SetColor(unsigned long fore, unsigned long back) { return dw_window_set_color(hwnd, fore, back); } 52 int SetColor(unsigned long fore, unsigned long back) { return dw_window_set_color(hwnd, fore, back); }
53 void SetData(const char *dataname, void *data) { dw_window_set_data(hwnd, dataname, data); } 53 void SetData(const char *dataname, void *data) { dw_window_set_data(hwnd, dataname, data); }
54 void *GetData(const char *dataname) { return dw_window_get_data(hwnd, dataname); } 54 void *GetData(const char *dataname) { return dw_window_get_data(hwnd, dataname); }
55 void SetPointer(int cursortype) { dw_window_set_pointer(hwnd, cursortype); }
56 Widget *FromID(int id) {
57 HWND child = dw_window_from_id(hwnd, id);
58 if(child) {
59 return reinterpret_cast<Widget *>(dw_window_get_data(child, "_dw_classptr"));
60 }
61 return DW_NULL;
62 }
63 void GetPreferredSize(int *width, int *height) { dw_window_get_preferred_size(hwnd, width, height); }
55 }; 64 };
56 65
57 // Box class is a packable object 66 // Box class is a packable object
58 class Boxes : virtual public Widget 67 class Boxes : virtual public Widget
59 { 68 {
126 int Hide() { return dw_window_hide(hwnd); } 135 int Hide() { return dw_window_hide(hwnd); }
127 void SetGravity(int horz, int vert) { dw_window_set_gravity(hwnd, horz, vert); } 136 void SetGravity(int horz, int vert) { dw_window_set_gravity(hwnd, horz, vert); }
128 int Minimize() { return dw_window_minimize(hwnd); } 137 int Minimize() { return dw_window_minimize(hwnd); }
129 int Raise() { return dw_window_raise(hwnd); } 138 int Raise() { return dw_window_raise(hwnd); }
130 int Lower() { return dw_window_lower(hwnd); } 139 int Lower() { return dw_window_lower(hwnd); }
140 void Redraw() { dw_window_redraw(hwnd); }
141 void Default(Widget *defaultitem) { if(defaultitem) dw_window_default(hwnd, defaultitem->GetHWND()); }
142 void SetIcon(HICN icon) { dw_window_set_icon(hwnd, icon); }
131 protected: 143 protected:
132 // Our signal handler functions to be overriden... 144 // Our signal handler functions to be overriden...
133 // If they are not overridden and an event is generated, remove the unused handler 145 // If they are not overridden and an event is generated, remove the unused handler
134 virtual int OnDelete() { dw_signal_disconnect_by_name(hwnd, DW_SIGNAL_DELETE); return FALSE; } 146 virtual int OnDelete() { dw_signal_disconnect_by_name(hwnd, DW_SIGNAL_DELETE); return FALSE; }
135 virtual int OnConfigure(int width, int height) { dw_signal_disconnect_by_name(hwnd, DW_SIGNAL_CONFIGURE); return FALSE; }; 147 virtual int OnConfigure(int width, int height) { dw_signal_disconnect_by_name(hwnd, DW_SIGNAL_CONFIGURE); return FALSE; };
136 }; 148 };
137 149
150 // Class for focusable widgets
151 class Focusable : virtual public Widget
152 {
153 public:
154 void Enable() { dw_window_enable(hwnd); }
155 void Disable() { dw_window_disable(hwnd); }
156 void SetFocus() { dw_window_set_focus(hwnd); }
157 };
158
138 // Base class for several types of buttons 159 // Base class for several types of buttons
139 class Buttons : virtual public Widget 160 class Buttons : virtual public Focusable
140 { 161 {
141 private: 162 private:
142 static int _OnClicked(HWND window, void *data) { return reinterpret_cast<Buttons *>(data)->OnClicked(); } 163 static int _OnClicked(HWND window, void *data) { return reinterpret_cast<Buttons *>(data)->OnClicked(); }
143 protected: 164 protected:
144 void Setup() { 165 void Setup() {
209 RadioButton(const char *text) { SetHWND(dw_radiobutton_new(text, 0)); Setup(); } 230 RadioButton(const char *text) { SetHWND(dw_radiobutton_new(text, 0)); Setup(); }
210 RadioButton() { SetHWND(dw_radiobutton_new("", 0)); Setup(); } 231 RadioButton() { SetHWND(dw_radiobutton_new("", 0)); Setup(); }
211 }; 232 };
212 233
213 // Class for handling static text widget 234 // Class for handling static text widget
214 class Text : public Widget 235 class TextWidget : virtual public Widget
236 {
237 public:
238 // User functions
239 void SetText(const char *text) { dw_window_set_text(hwnd, text); }
240 char *GetText() { return dw_window_get_text(hwnd); }
241 int SetFont(const char *font) { return dw_window_set_font(hwnd, font); }
242 char *GetFont() { return dw_window_get_font(hwnd); }
243 };
244
245 // Class for handling static text widget
246 class Text : public TextWidget
215 { 247 {
216 public: 248 public:
217 // Constructors 249 // Constructors
218 Text(const char *text, unsigned long id) { SetHWND(dw_text_new(text, id)); } 250 Text(const char *text, unsigned long id) { SetHWND(dw_text_new(text, id)); }
219 Text(const char *text) { SetHWND(dw_text_new(text, 0)); } 251 Text(const char *text) { SetHWND(dw_text_new(text, 0)); }
220 Text(unsigned long id) { SetHWND(dw_text_new("", id)); } 252 Text(unsigned long id) { SetHWND(dw_text_new("", id)); }
221 Text() { SetHWND(dw_text_new("", 0)); } 253 Text() { SetHWND(dw_text_new("", 0)); }
222 254 };
223 // User functions 255
224 void SetText(const char *text) { dw_window_set_text(hwnd, text); } 256 class StatusText : public TextWidget
225 int SetFont(const char *font) { return dw_window_set_font(hwnd, font); } 257 {
226 char *GetFont() { return dw_window_get_font(hwnd); } 258 public:
259 // Constructors
260 StatusText(const char *text, unsigned long id) { SetHWND(dw_status_text_new(text, id)); }
261 StatusText(const char *text) { SetHWND(dw_status_text_new(text, 0)); }
262 StatusText(unsigned long id) { SetHWND(dw_status_text_new("", id)); }
263 StatusText() { SetHWND(dw_status_text_new("", 0)); }
227 }; 264 };
228 265
229 // Class for handing static image widget 266 // Class for handing static image widget
230 class Bitmap : public Widget 267 class Bitmap : public Widget
231 { 268 {
297 } 334 }
298 void BitBlt(int xdest, int ydest, int width, int height, Pixmap *src, int xsrc, int ysrc); 335 void BitBlt(int xdest, int ydest, int width, int height, Pixmap *src, int xsrc, int ysrc);
299 int SetFont(const char *fontname) { return dw_window_set_font(hwnd, fontname); } 336 int SetFont(const char *fontname) { return dw_window_set_font(hwnd, fontname); }
300 void GetTextExtents(const char *text, int *width, int *height) { dw_font_text_extents_get(hwnd, DW_NULL, text, width, height); } 337 void GetTextExtents(const char *text, int *width, int *height) { dw_font_text_extents_get(hwnd, DW_NULL, text, width, height); }
301 char *GetFont() { return dw_window_get_font(hwnd); } 338 char *GetFont() { return dw_window_get_font(hwnd); }
339 void Redraw() { dw_render_redraw(hwnd); }
302 protected: 340 protected:
303 // Our signal handler functions to be overriden... 341 // Our signal handler functions to be overriden...
304 // If they are not overridden and an event is generated, remove the unused handler 342 // If they are not overridden and an event is generated, remove the unused handler
305 virtual int OnExpose(DWExpose *exp) { dw_signal_disconnect_by_name(hwnd, DW_SIGNAL_EXPOSE); return FALSE; } 343 virtual int OnExpose(DWExpose *exp) { dw_signal_disconnect_by_name(hwnd, DW_SIGNAL_EXPOSE); return FALSE; }
306 virtual int OnConfigure(int width, int height) { dw_signal_disconnect_by_name(hwnd, DW_SIGNAL_CONFIGURE); return FALSE; }; 344 virtual int OnConfigure(int width, int height) { dw_signal_disconnect_by_name(hwnd, DW_SIGNAL_CONFIGURE); return FALSE; };
382 virtual int OnChanged(int status, char *url) { dw_signal_disconnect_by_name(hwnd, DW_SIGNAL_HTML_CHANGED); return FALSE; } 420 virtual int OnChanged(int status, char *url) { dw_signal_disconnect_by_name(hwnd, DW_SIGNAL_HTML_CHANGED); return FALSE; }
383 virtual int OnResult(int status, char *result, void *scriptdata) { dw_signal_disconnect_by_name(hwnd, DW_SIGNAL_HTML_RESULT); return FALSE; }; 421 virtual int OnResult(int status, char *result, void *scriptdata) { dw_signal_disconnect_by_name(hwnd, DW_SIGNAL_HTML_RESULT); return FALSE; };
384 }; 422 };
385 423
386 // Base class for several widgets that allow text entry 424 // Base class for several widgets that allow text entry
387 class TextEntry : virtual public Widget 425 class TextEntry : virtual public Focusable, virtual public TextWidget
388 { 426 {
389 public: 427 public:
390 // User functions 428 // User functions
391 void SetText(const char *text) { dw_window_set_text(hwnd, text); } 429 void ClickDefault(Focusable *next) { dw_window_click_default(hwnd, next); }
392 char *GetText() { return dw_window_get_text(hwnd); }
393 }; 430 };
394 431
395 class Entryfield : public TextEntry 432 class Entryfield : public TextEntry
396 { 433 {
397 public: 434 public:
411 EntryfieldPassword(const char *text) { SetHWND(dw_entryfield_password_new(text, 0)); } 448 EntryfieldPassword(const char *text) { SetHWND(dw_entryfield_password_new(text, 0)); }
412 EntryfieldPassword() { SetHWND(dw_entryfield_password_new("", 0)); } 449 EntryfieldPassword() { SetHWND(dw_entryfield_password_new("", 0)); }
413 }; 450 };
414 451
415 // Base class for several widgets that have a list of elements 452 // Base class for several widgets that have a list of elements
416 class ListBoxes : virtual public Widget 453 class ListBoxes : virtual public Focusable
417 { 454 {
418 private: 455 private:
419 void Setup() { 456 void Setup() {
420 if(IsOverridden(ListBoxes::OnListSelect, this)) 457 if(IsOverridden(ListBoxes::OnListSelect, this))
421 dw_signal_connect(hwnd, DW_SIGNAL_LIST_SELECT, DW_SIGNAL_FUNC(_OnListSelect), this); 458 dw_signal_connect(hwnd, DW_SIGNAL_LIST_SELECT, DW_SIGNAL_FUNC(_OnListSelect), this);