dwindows: dw.hpp annotate

annotate dw.hpp @ 2873:0bbfb19022e7

C++: GCC prior to 4.7 does not support the override keyword. So if using earlier versions of GCC, just remove override. This allows compilation on ancient GCC and GCC based Xcode. Also remove virtual from the application, I don't think it is needed and old GCC pukes on it when it is there.

author	bsmith@81767d24-ef19-dc11-ae90-00e081727c95
date	Mon, 19 Dec 2022 07:42:12 +0000
parents	e62fc9b3b09c
children	585d0053b766

rev	line source
2861 ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	1 /* Dynamic Windows C++ Language Bindings
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	2 * Copyright 2022 Brian Smith
2867 ada74f4d3f39 C++: Implement conditional signal handlers based on overrides. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2866 diff changeset	3 * Requires a C++11 compatible compiler.
2861 ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	4 */
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	5
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	6 #ifndef _HPP_DW
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	7 #define _HPP_DW
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	8 #include <dw.h>
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	9
2872 e62fc9b3b09c C++: Add DW_NULL which is nullptr on C++11 and NULL on older versions. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2871 diff changeset	10 // Attempt to support compilers without nullptr type literal
e62fc9b3b09c C++: Add DW_NULL which is nullptr on C++11 and NULL on older versions. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2871 diff changeset	11 #if __cplusplus >= 201103L
e62fc9b3b09c C++: Add DW_NULL which is nullptr on C++11 and NULL on older versions. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2871 diff changeset	12 #define DW_NULL nullptr
e62fc9b3b09c C++: Add DW_NULL which is nullptr on C++11 and NULL on older versions. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2871 diff changeset	13 #else
e62fc9b3b09c C++: Add DW_NULL which is nullptr on C++11 and NULL on older versions. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2871 diff changeset	14 #define DW_NULL NULL
e62fc9b3b09c C++: Add DW_NULL which is nullptr on C++11 and NULL on older versions. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2871 diff changeset	15 #endif
e62fc9b3b09c C++: Add DW_NULL which is nullptr on C++11 and NULL on older versions. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2871 diff changeset	16
2873 0bbfb19022e7 C++: GCC prior to 4.7 does not support the override keyword. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2872 diff changeset	17 // Attempt to allow compilation on GCC older than 4.7
0bbfb19022e7 C++: GCC prior to 4.7 does not support the override keyword. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2872 diff changeset	18 #if defined(__GNUC__) && (__GNuC__ < 5 \|\| (__GNUC__ == 4 && __GNUC_MINOR__ < 7))
0bbfb19022e7 C++: GCC prior to 4.7 does not support the override keyword. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2872 diff changeset	19 #define override
0bbfb19022e7 C++: GCC prior to 4.7 does not support the override keyword. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2872 diff changeset	20 #endif
0bbfb19022e7 C++: GCC prior to 4.7 does not support the override keyword. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2872 diff changeset	21
2861 ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	22 namespace DW
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	23 {
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	24
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	25 // Base handle class which allows opaque access to
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	26 // The base system handles
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	27 class Handle
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	28 {
2868 5ee1aaa48fc7 C++: The last signal handler change only worked with Clang/LLVM. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2867 diff changeset	29 protected:
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	30 void *handle;
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	31 void SetHandle(void *newhandle) { handle = newhandle; }
2861 ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	32 public:
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	33 void *GetHandle() { return handle; }
2861 ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	34 };
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	35
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	36 // Widget class allows packing and style
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	37 class Widget : public Handle
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	38 {
2868 5ee1aaa48fc7 C++: The last signal handler change only worked with Clang/LLVM. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2867 diff changeset	39 protected:
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	40 void SetHWND(HWND newhwnd) {
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	41 hwnd = newhwnd;
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	42 SetHandle(reinterpret_cast<void *>(newhwnd));
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	43 // Save the C++ class pointer in the window data for later
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	44 dw_window_set_data(hwnd, "_dw_classptr", this);
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	45 }
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	46 HWND hwnd;
2868 5ee1aaa48fc7 C++: The last signal handler change only worked with Clang/LLVM. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2867 diff changeset	47 public:
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	48 HWND GetHWND() { return hwnd; }
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	49 int Unpack() { return dw_box_unpack(hwnd); }
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	50 void SetStyle(unsigned long style, unsigned long mask) { dw_window_set_style(hwnd, style, mask); }
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	51 void SetTooltip(char *bubbletext) { dw_window_set_tooltip(hwnd, bubbletext); }
2861 ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	52 };
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	53
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	54 // Box class is a packable object
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	55 class Box : public Widget
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	56 {
2868 5ee1aaa48fc7 C++: The last signal handler change only worked with Clang/LLVM. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2867 diff changeset	57 public:
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	58 void PackStart(Widget *item, int width, int height, int hsize, int vsize, int pad) {
2871 4b7c4cd7a11d OS2: Fix building the C++ bindings on OS/2 with GCC. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2870 diff changeset	59 dw_box_pack_start(hwnd, item ? item->GetHWND() : DW_NOHWND, width, height, hsize, vsize, pad); }
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	60 void PackEnd(Widget *item, int width, int height, int hsize, int vsize, int pad) {
2871 4b7c4cd7a11d OS2: Fix building the C++ bindings on OS/2 with GCC. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2870 diff changeset	61 dw_box_pack_end(hwnd, item ? item->GetHWND() : DW_NOHWND, width, height, hsize, vsize, pad); }
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	62 void PackAtIndex(Widget *item, int index, int width, int height, int hsize, int vsize, int pad) {
2871 4b7c4cd7a11d OS2: Fix building the C++ bindings on OS/2 with GCC. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2870 diff changeset	63 dw_box_pack_at_index(hwnd, item ? item->GetHWND() : DW_NOHWND, index, width, height, hsize, vsize, pad); }
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	64 Widget *UnpackAtIndex(int index) { HWND widget = dw_box_unpack_at_index(hwnd, index);
2872 e62fc9b3b09c C++: Add DW_NULL which is nullptr on C++11 and NULL on older versions. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2871 diff changeset	65 void *classptr = widget ? dw_window_get_data(widget, "_dw_classptr") : DW_NULL;
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	66 return reinterpret_cast<Widget *>(classptr);
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	67 }
2861 ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	68 };
2868 5ee1aaa48fc7 C++: The last signal handler change only worked with Clang/LLVM. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2867 diff changeset	69
5ee1aaa48fc7 C++: The last signal handler change only worked with Clang/LLVM. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2867 diff changeset	70 // TODO: Find a way to implement this cross platform...
5ee1aaa48fc7 C++: The last signal handler change only worked with Clang/LLVM. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2867 diff changeset	71 // That way we can skip adding unused signal handlers
5ee1aaa48fc7 C++: The last signal handler change only worked with Clang/LLVM. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2867 diff changeset	72 #define IsOverridden(a, b) true
5ee1aaa48fc7 C++: The last signal handler change only worked with Clang/LLVM. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2867 diff changeset	73
2861 ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	74 // Top-level window class is packable
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	75 class Window : public Box
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	76 {
2865 fd32dce7fecd Initial signal handler support for the C++ bindings. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2861 diff changeset	77 private:
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	78 void Setup() {
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	79 if(IsOverridden(Window::OnConfigure, this))
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	80 dw_signal_connect(hwnd, DW_SIGNAL_DELETE, DW_SIGNAL_FUNC(_OnDelete), this);
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	81 if(IsOverridden(Window::OnConfigure, this))
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	82 dw_signal_connect(hwnd, DW_SIGNAL_CONFIGURE, DW_SIGNAL_FUNC(_OnConfigure), this);
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	83 }
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	84 static int _OnDelete(HWND window, void data) { return reinterpret_cast<Window >(data)->OnDelete(); }
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	85 static int _OnConfigure(HWND window, int width, int height, void data) { return reinterpret_cast<Window >(data)->OnConfigure(width, height); }
2861 ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	86 public:
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	87 // Constructors
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	88 Window(HWND owner, const char *title, unsigned long style) { SetHWND(dw_window_new(owner, title, style)); Setup(); }
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	89 Window(const char *title, unsigned long style) { SetHWND(dw_window_new(HWND_DESKTOP, title, style)); Setup(); }
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	90 Window(unsigned long style) { SetHWND(dw_window_new(HWND_DESKTOP, "", style)); Setup(); }
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	91 Window(const char *title) { SetHWND(dw_window_new(HWND_DESKTOP, title, DW_FCF_SYSMENU \| DW_FCF_TITLEBAR \|
2865 fd32dce7fecd Initial signal handler support for the C++ bindings. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2861 diff changeset	92 DW_FCF_TASKLIST \| DW_FCF_SIZEBORDER \| DW_FCF_MINMAX)); Setup(); }
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	93 Window() { SetHWND(dw_window_new(HWND_DESKTOP, "", DW_FCF_SYSMENU \| DW_FCF_TITLEBAR \|
2865 fd32dce7fecd Initial signal handler support for the C++ bindings. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2861 diff changeset	94 DW_FCF_TASKLIST \| DW_FCF_SIZEBORDER \| DW_FCF_MINMAX)); Setup(); }
2861 ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	95
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	96 // User functions
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	97 void SetText(const char *text) { dw_window_set_text(hwnd, text); }
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	98 void SetSize(unsigned long width, unsigned long height) { dw_window_set_size(hwnd, width, height); }
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	99 int Show() { return dw_window_show(hwnd); }
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	100 int Hide() { return dw_window_hide(hwnd); }
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	101 void SetGravity(int horz, int vert) { dw_window_set_gravity(hwnd, horz, vert); }
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	102 int Minimize() { return dw_window_minimize(hwnd); }
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	103 int Raise() { return dw_window_raise(hwnd); }
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	104 int Lower() { return dw_window_lower(hwnd); }
2868 5ee1aaa48fc7 C++: The last signal handler change only worked with Clang/LLVM. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2867 diff changeset	105 protected:
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	106 // Our signal handler functions to be overriden...
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	107 // If they are not overridden and an event is generated, remove the unused handler
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	108 virtual int OnDelete() { dw_signal_disconnect_by_name(hwnd, DW_SIGNAL_DELETE); return FALSE; }
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	109 virtual int OnConfigure(int width, int height) { dw_signal_disconnect_by_name(hwnd, DW_SIGNAL_CONFIGURE); return FALSE; };
2861 ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	110 };
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	111
2868 5ee1aaa48fc7 C++: The last signal handler change only worked with Clang/LLVM. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2867 diff changeset	112 // Class for handling static text widget
5ee1aaa48fc7 C++: The last signal handler change only worked with Clang/LLVM. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2867 diff changeset	113 class Text : public Widget
5ee1aaa48fc7 C++: The last signal handler change only worked with Clang/LLVM. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2867 diff changeset	114 {
5ee1aaa48fc7 C++: The last signal handler change only worked with Clang/LLVM. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2867 diff changeset	115 public:
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	116 Text(const char *text, unsigned long id) { SetHWND(dw_text_new(text, id)); }
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	117 Text(const char *text) { SetHWND(dw_text_new(text, 0)); }
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	118 Text(unsigned long id) { SetHWND(dw_text_new("", id)); }
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	119 Text() { SetHWND(dw_text_new("", 0)); }
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	120 void SetText(const char *text) { dw_window_set_text(hwnd, text); }
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	121 int SetFont(const char *font) { return dw_window_set_font(hwnd, font); }
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	122 char *GetFont() { return dw_window_get_font(hwnd); }
2868 5ee1aaa48fc7 C++: The last signal handler change only worked with Clang/LLVM. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2867 diff changeset	123 };
5ee1aaa48fc7 C++: The last signal handler change only worked with Clang/LLVM. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2867 diff changeset	124
5ee1aaa48fc7 C++: The last signal handler change only worked with Clang/LLVM. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2867 diff changeset	125
2861 ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	126 class App
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	127 {
2866 6ea67d0809eb Convert DW::App class into a singleton so subsequent DW::App::Init() calls bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2865 diff changeset	128 protected:
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	129 App() { }
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	130 static App *_app;
2861 ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	131 public:
2870 7b4e30c19757 C++: Disable singleton safety code for non C++11 compilers. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2869 diff changeset	132 // Allow the code to compile if handicapped on older compilers
7b4e30c19757 C++: Disable singleton safety code for non C++11 compilers. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2869 diff changeset	133 #if __cplusplus >= 201103L
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	134 // Singletons should not be cloneable.
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	135 App(App &other) = delete;
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	136 // Singletons should not be assignable.
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	137 void operator=(const App &) = delete;
2870 7b4e30c19757 C++: Disable singleton safety code for non C++11 compilers. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2869 diff changeset	138 #endif
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	139 // Initialization functions for creating App
2872 e62fc9b3b09c C++: Add DW_NULL which is nullptr on C++11 and NULL on older versions. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2871 diff changeset	140 static App *Init() { if(!_app) { _app = new App; dw_init(TRUE, 0, DW_NULL); } return _app; }
e62fc9b3b09c C++: Add DW_NULL which is nullptr on C++11 and NULL on older versions. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2871 diff changeset	141 static App Init(const char appid) { if(!_app) { _app = new App(); dw_app_id_set(appid, DW_NULL); dw_init(TRUE, 0, DW_NULL); } return _app; }
e62fc9b3b09c C++: Add DW_NULL which is nullptr on C++11 and NULL on older versions. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2871 diff changeset	142 static App Init(const char appid, const char *appname) { if(!_app) { _app = new App(); dw_app_id_set(appid, appname); dw_init(TRUE, 0, DW_NULL); } return _app; }
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	143 static App Init(int argc, char argv[]) { if(!_app) { _app = new App(); dw_init(TRUE, argc, argv); } return _app; }
2872 e62fc9b3b09c C++: Add DW_NULL which is nullptr on C++11 and NULL on older versions. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2871 diff changeset	144 static App Init(int argc, char argv[], const char *appid) { if(!_app) { _app = new App(); dw_app_id_set(appid, DW_NULL); dw_init(TRUE, argc, argv); } return _app; }
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	145 static App Init(int argc, char argv[], const char appid, const char appname) { if(!_app) { _app = new App(); dw_app_id_set(appid, appname); dw_init(TRUE, argc, argv); } return _app; }
2861 ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	146
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	147 void Main() { dw_main(); }
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	148 void MainIteration() { dw_main_iteration(); }
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	149 void MainQuit() { dw_main_quit(); }
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	150 void Exit(int exitcode) { dw_exit(exitcode); }
2861 ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	151 };
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	152
2866 6ea67d0809eb Convert DW::App class into a singleton so subsequent DW::App::Init() calls bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2865 diff changeset	153 // Static singleton reference declared outside of the class
2872 e62fc9b3b09c C++: Add DW_NULL which is nullptr on C++11 and NULL on older versions. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2871 diff changeset	154 App* App::_app = DW_NULL;
2866 6ea67d0809eb Convert DW::App class into a singleton so subsequent DW::App::Init() calls bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2865 diff changeset	155
2861 ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	156 #if 0
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	157 // Class that allows drawing, either to screen or picture (pixmap)
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	158 class Drawable
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	159 {
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	160 void DrawPoint(int x, int y);
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	161 void DrawLine(int x1, int y1, int x2, int y2);
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	162 void DrawPolygon(int flags, int x[], int y[]);
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	163 void DrawRect(int fill, int x, int y, int width, int height);
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	164 void DrawArc(int flags, int xorigin, int yorigin, int x1, int y1, int x2, int y2);
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	165 void DrawText(int x, int y, std::string text);
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	166 int BitBltStretch(int xdest, int ydest, int width, int height, HWND src, int xsrc, int ysrc, int srcwidth, int srcheight);
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	167 int BitBltStretch(int xdest, int ydest, int width, int height, HPIXMAP srcp, int xsrc, int ysrc, int srcwidth, int srcheight);
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	168 void BitBlt(int xdest, int ydest, int width, int height, HWND src, int xsrc, int ysrc);
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	169 void BitBlt(int xdest, int ydest, int width, int height, HPIXMAP srcp, int xsrc, int ysrc);
2861 ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	170 };
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	171
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	172 class Render : public Drawable, public Widget
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	173 {
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	174 };
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	175
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	176 class Pixmap : public Drawable, public Handle
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	177 {
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	178 };
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	179 #endif
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	180
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	181 } /* namespace DW */
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	182 #endif

Mercurial > dwindows

annotate dw.hpp @ 2873:0bbfb19022e7