dwindows: dw.hpp annotate

annotate dw.hpp @ 2872:e62fc9b3b09c

C++: Add DW_NULL which is nullptr on C++11 and NULL on older versions. This allows compilation on Visual C 2005 and hopefully ancient versions of GCC.

author	bsmith@81767d24-ef19-dc11-ae90-00e081727c95
date	Mon, 19 Dec 2022 00:07:06 +0000
parents	4b7c4cd7a11d
children	0bbfb19022e7

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
2861 ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	17 namespace DW
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	18 {
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	19
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	20 // 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	21 // The base system handles
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	22 class Handle
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	23 {
2868 5ee1aaa48fc7 C++: The last signal handler change only worked with Clang/LLVM. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2867 diff changeset	24 protected:
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	25 void *handle;
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	26 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	27 public:
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	28 void *GetHandle() { return handle; }
2861 ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	29 };
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	30
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	31 // Widget class allows packing and style
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	32 class Widget : public Handle
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	33 {
2868 5ee1aaa48fc7 C++: The last signal handler change only worked with Clang/LLVM. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2867 diff changeset	34 protected:
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	35 void SetHWND(HWND newhwnd) {
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	36 hwnd = newhwnd;
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	37 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	38 // 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	39 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	40 }
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	41 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	42 public:
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	43 HWND GetHWND() { return hwnd; }
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	44 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	45 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	46 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	47 };
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	48
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	49 // Box class is a packable object
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	50 class Box : public Widget
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	51 {
2868 5ee1aaa48fc7 C++: The last signal handler change only worked with Clang/LLVM. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2867 diff changeset	52 public:
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	53 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	54 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	55 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	56 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	57 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	58 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	59 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	60 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	61 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	62 }
2861 ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	63 };
2868 5ee1aaa48fc7 C++: The last signal handler change only worked with Clang/LLVM. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2867 diff changeset	64
5ee1aaa48fc7 C++: The last signal handler change only worked with Clang/LLVM. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2867 diff changeset	65 // 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	66 // 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	67 #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	68
2861 ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	69 // Top-level window class is packable
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	70 class Window : public Box
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	71 {
2865 fd32dce7fecd Initial signal handler support for the C++ bindings. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2861 diff changeset	72 private:
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	73 void Setup() {
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	74 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	75 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	76 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	77 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	78 }
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	79 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	80 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	81 public:
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	82 // Constructors
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	83 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	84 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	85 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	86 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	87 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	88 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	89 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	90
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	91 // User functions
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	92 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	93 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	94 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	95 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	96 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	97 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	98 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	99 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	100 protected:
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	101 // 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	102 // 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	103 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	104 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	105 };
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	106
2868 5ee1aaa48fc7 C++: The last signal handler change only worked with Clang/LLVM. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2867 diff changeset	107 // 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	108 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	109 {
5ee1aaa48fc7 C++: The last signal handler change only worked with Clang/LLVM. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2867 diff changeset	110 public:
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	111 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	112 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	113 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	114 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	115 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	116 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	117 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	118 };
5ee1aaa48fc7 C++: The last signal handler change only worked with Clang/LLVM. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2867 diff changeset	119
5ee1aaa48fc7 C++: The last signal handler change only worked with Clang/LLVM. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2867 diff changeset	120
2861 ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	121 class App
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	122 {
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	123 protected:
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	124 App() { }
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	125 static App *_app;
2861 ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	126 public:
2870 7b4e30c19757 C++: Disable singleton safety code for non C++11 compilers. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2869 diff changeset	127 // 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	128 #if __cplusplus >= 201103L
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	129 // 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	130 App(App &other) = delete;
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	131 // 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	132 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	133 #endif
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	134 // 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	135 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	136 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	137 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	138 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	139 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	140 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	141
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	142 void Main() { dw_main(); }
c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	143 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	144 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	145 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	146 };
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	147
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	148 // 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	149 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	150
2861 ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	151 #if 0
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	152 // 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	153 class Drawable
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	154 {
2869 c873b6f862b9 C++: Add text widget and packing to the window. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: 2868 diff changeset	155 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	156 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	157 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	158 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	159 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	160 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	161 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	162 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	163 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	164 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	165 };
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	166
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	167 class Render : public Drawable, public Widget
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	168 {
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	169 };
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 class Pixmap : public Drawable, public Handle
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	172 {
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 #endif
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 } /* namespace DW */
ef7a414f9b71 Add initial C++ binding header and example program. bsmith@81767d24-ef19-dc11-ae90-00e081727c95 parents: diff changeset	177 #endif

Mercurial > dwindows

annotate dw.hpp @ 2872:e62fc9b3b09c