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1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/gtk1/minifram.cpp
3 // Purpose:
4 // Author: Robert Roebling
5 // Copyright: (c) 1998 Robert Roebling
6 // Licence: wxWindows licence
7 /////////////////////////////////////////////////////////////////////////////
8
9 // For compilers that support precompilation, includes "wx.h".
10 #include "wx/wxprec.h"
11
12 #if wxUSE_MINIFRAME
13
14 #include "wx/minifram.h"
15
16 #ifndef WX_PRECOMP
17 #include "wx/dcscreen.h"
18 #endif
19
20 #include "gtk/gtk.h"
21 #include "wx/dcclient.h"
22 #include "wx/gtk1/win_gtk.h"
23 #include "wx/gtk1/private.h"
24 #include "wx/gtk1/dcclient.h"
25
26 #include <gdk/gdk.h>
27 #include <gdk/gdkprivate.h>
28 #include <gdk/gdkx.h>
29
30 //-----------------------------------------------------------------------------
31 // idle system
32 //-----------------------------------------------------------------------------
33
34 extern void wxapp_install_idle_handler();
35 extern bool g_isIdle;
36
37 //-----------------------------------------------------------------------------
38 // data
39 //-----------------------------------------------------------------------------
40
41 extern bool g_blockEventsOnDrag;
42 extern bool g_blockEventsOnScroll;
43 extern GtkWidget *wxGetRootWindow();
44
45 //-----------------------------------------------------------------------------
46 // local functions
47 //-----------------------------------------------------------------------------
48
49 /* draw XOR rectangle when moving mine frame around */
50
51 static void DrawFrame( GtkWidget *widget, int x, int y, int w, int h )
52 {
53 int org_x = 0;
54 int org_y = 0;
55 gdk_window_get_origin( widget->window, &org_x, &org_y );
56 x += org_x;
57 y += org_y;
58
59 GdkGC *gc = gdk_gc_new( GDK_ROOT_PARENT() );
60 gdk_gc_set_subwindow( gc, GDK_INCLUDE_INFERIORS );
61 gdk_gc_set_function( gc, GDK_INVERT );
62
63 gdk_draw_rectangle( GDK_ROOT_PARENT(), gc, FALSE, x, y, w, h );
64 gdk_gc_unref( gc );
65 }
66
67 //-----------------------------------------------------------------------------
68 // "expose_event" of m_mainWidget
69 //-----------------------------------------------------------------------------
70
71 extern "C" {
72 static void gtk_window_own_expose_callback( GtkWidget *widget, GdkEventExpose *gdk_event, wxFrame *win )
73 {
74 if (g_isIdle) wxapp_install_idle_handler();
75
76 if (!win->m_hasVMT) return;
77 if (gdk_event->count > 0) return;
78
79 GtkPizza *pizza = GTK_PIZZA(widget);
80
81 gtk_draw_shadow( widget->style,
82 pizza->bin_window,
83 GTK_STATE_NORMAL,
84 GTK_SHADOW_OUT,
85 0, 0,
86 win->m_width, win->m_height );
87
88 if (!win->GetTitle().empty() &&
89 ((win->GetWindowStyle() & wxCAPTION) ||
90 (win->GetWindowStyle() & wxTINY_CAPTION)))
91 {
92 wxClientDC dc(win);
93 dc.SetFont( *wxSMALL_FONT );
94 int height = dc.GetCharHeight();
95
96 GdkGC *gc = gdk_gc_new( pizza->bin_window );
97 gdk_gc_set_foreground( gc, &widget->style->bg[GTK_STATE_SELECTED] );
98 gdk_draw_rectangle( pizza->bin_window, gc, TRUE,
99 3,
100 3,
101 win->m_width - 7,
102 height+1 );
103 gdk_gc_unref( gc );
104
105 // Hack alert
106 static_cast<wxClientDCImpl *>(dc.GetImpl())->m_window = pizza->bin_window;
107 dc.SetTextForeground( *wxWHITE );
108 dc.DrawText( win->GetTitle(), 6, 3 );
109 }
110 }
111 }
112
113 //-----------------------------------------------------------------------------
114 // "draw" of m_mainWidget
115 //-----------------------------------------------------------------------------
116
117 extern "C" {
118 static void gtk_window_own_draw_callback( GtkWidget *widget, GdkRectangle *WXUNUSED(rect), wxFrame *win )
119 {
120 if (g_isIdle) wxapp_install_idle_handler();
121
122 if (!win->m_hasVMT) return;
123
124 GtkPizza *pizza = GTK_PIZZA(widget);
125
126 gtk_draw_shadow( widget->style,
127 pizza->bin_window,
128 GTK_STATE_NORMAL,
129 GTK_SHADOW_OUT,
130 0, 0,
131 win->m_width, win->m_height );
132
133 if (!win->GetTitle().empty() &&
134 ((win->GetWindowStyle() & wxCAPTION) ||
135 (win->GetWindowStyle() & wxTINY_CAPTION)))
136 {
137 wxClientDC dc(win);
138 dc.SetFont( *wxSMALL_FONT );
139 int height = dc.GetCharHeight();
140
141 GdkGC *gc = gdk_gc_new( pizza->bin_window );
142 gdk_gc_set_foreground( gc, &widget->style->bg[GTK_STATE_SELECTED] );
143 gdk_draw_rectangle( pizza->bin_window, gc, TRUE,
144 3,
145 3,
146 win->m_width - 7,
147 height+1 );
148 gdk_gc_unref( gc );
149
150 // Hack alert
151 static_cast<wxClientDCImpl *>(dc.GetImpl())->m_window = pizza->bin_window;
152 dc.SetTextForeground( *wxWHITE );
153 dc.DrawText( win->GetTitle(), 6, 3 );
154 }
155 }
156 }
157
158 //-----------------------------------------------------------------------------
159 // "button_press_event" of m_mainWidget
160 //-----------------------------------------------------------------------------
161
162 extern "C" {
163 static gint gtk_window_button_press_callback( GtkWidget *widget, GdkEventButton *gdk_event, wxMiniFrame *win )
164 {
165 if (g_isIdle) wxapp_install_idle_handler();
166
167 if (!win->m_hasVMT) return FALSE;
168 if (g_blockEventsOnDrag) return TRUE;
169 if (g_blockEventsOnScroll) return TRUE;
170
171 if (win->m_isDragging) return TRUE;
172
173 GtkPizza *pizza = GTK_PIZZA(widget);
174 if (gdk_event->window != pizza->bin_window) return TRUE;
175
176 wxClientDC dc(win);
177 dc.SetFont( *wxSMALL_FONT );
178 int height = dc.GetCharHeight() + 1;
179
180 if (gdk_event->y > height) return TRUE;
181
182 gdk_window_raise( win->m_widget->window );
183
184 gdk_pointer_grab( widget->window, FALSE,
185 (GdkEventMask)
186 (GDK_BUTTON_PRESS_MASK |
187 GDK_BUTTON_RELEASE_MASK |
188 GDK_POINTER_MOTION_MASK |
189 GDK_POINTER_MOTION_HINT_MASK |
190 GDK_BUTTON_MOTION_MASK |
191 GDK_BUTTON1_MOTION_MASK),
192 NULL,
193 NULL,
194 (unsigned int) GDK_CURRENT_TIME );
195
196 win->m_diffX = (int)gdk_event->x;
197 win->m_diffY = (int)gdk_event->y;
198 DrawFrame( widget, 0, 0, win->m_width, win->m_height );
199 win->m_oldX = 0;
200 win->m_oldY = 0;
201
202 win->m_isDragging = true;
203
204 return TRUE;
205 }
206 }
207
208 //-----------------------------------------------------------------------------
209 // "button_release_event" of m_mainWidget
210 //-----------------------------------------------------------------------------
211
212 extern "C" {
213 static gint gtk_window_button_release_callback( GtkWidget *widget, GdkEventButton *gdk_event, wxMiniFrame *win )
214 {
215 if (g_isIdle) wxapp_install_idle_handler();
216
217 if (!win->m_hasVMT) return FALSE;
218 if (g_blockEventsOnDrag) return TRUE;
219 if (g_blockEventsOnScroll) return TRUE;
220
221 if (!win->m_isDragging) return TRUE;
222
223 win->m_isDragging = false;
224
225 int x = (int)gdk_event->x;
226 int y = (int)gdk_event->y;
227
228 DrawFrame( widget, win->m_oldX, win->m_oldY, win->m_width, win->m_height );
229 gdk_pointer_ungrab ( (guint32)GDK_CURRENT_TIME );
230 int org_x = 0;
231 int org_y = 0;
232 gdk_window_get_origin( widget->window, &org_x, &org_y );
233 x += org_x - win->m_diffX;
234 y += org_y - win->m_diffY;
235 win->m_x = x;
236 win->m_y = y;
237 gtk_widget_set_uposition( win->m_widget, x, y );
238
239 return TRUE;
240 }
241 }
242
243 //-----------------------------------------------------------------------------
244 // "motion_notify_event" of m_mainWidget
245 //-----------------------------------------------------------------------------
246
247 extern "C" {
248 static gint gtk_window_motion_notify_callback( GtkWidget *widget, GdkEventMotion *gdk_event, wxMiniFrame *win )
249 {
250 if (g_isIdle) wxapp_install_idle_handler();
251
252 if (!win->m_hasVMT) return FALSE;
253 if (g_blockEventsOnDrag) return TRUE;
254 if (g_blockEventsOnScroll) return TRUE;
255
256 if (!win->m_isDragging) return TRUE;
257
258 if (gdk_event->is_hint)
259 {
260 int x = 0;
261 int y = 0;
262 GdkModifierType state;
263 gdk_window_get_pointer(gdk_event->window, &x, &y, &state);
264 gdk_event->x = x;
265 gdk_event->y = y;
266 gdk_event->state = state;
267 }
268
269 DrawFrame( widget, win->m_oldX, win->m_oldY, win->m_width, win->m_height );
270 win->m_oldX = (int)gdk_event->x - win->m_diffX;
271 win->m_oldY = (int)gdk_event->y - win->m_diffY;
272 DrawFrame( widget, win->m_oldX, win->m_oldY, win->m_width, win->m_height );
273
274 return TRUE;
275 }
276 }
277
278 //-----------------------------------------------------------------------------
279 // "clicked" of X system button
280 //-----------------------------------------------------------------------------
281
282 extern "C" {
283 static void gtk_button_clicked_callback( GtkWidget *WXUNUSED(widget), wxMiniFrame *mf )
284 {
285 if (g_isIdle) wxapp_install_idle_handler();
286
287 mf->Close();
288 }
289 }
290
291 //-----------------------------------------------------------------------------
292 // wxMiniFrame
293 //-----------------------------------------------------------------------------
294
295 static const char *cross_xpm[] = {
296 /* columns rows colors chars-per-pixel */
297 "5 5 16 1",
298 " c Gray0",
299 ". c #bf0000",
300 "X c #00bf00",
301 "o c #bfbf00",
302 "O c #0000bf",
303 "+ c #bf00bf",
304 "@ c #00bfbf",
305 "# c None",
306 "$ c #808080",
307 "% c Red",
308 "& c Green",
309 "* c Yellow",
310 "= c Blue",
311 "- c Magenta",
312 "; c Cyan",
313 ": c Gray100",
314 /* pixels */
315 " ### ",
316 "# # #",
317 "## ##",
318 "# # #",
319 " ### ",
320 };
321
322 IMPLEMENT_DYNAMIC_CLASS(wxMiniFrame,wxFrame)
323
324 bool wxMiniFrame::Create( wxWindow *parent, wxWindowID id, const wxString &title,
325 const wxPoint &pos, const wxSize &size,
326 long style, const wxString &name )
327 {
328 style = style | wxCAPTION;
329
330 if ((style & wxCAPTION) || (style & wxTINY_CAPTION))
331 m_miniTitle = 13;
332
333 m_miniEdge = 3;
334 m_isDragging = false;
335 m_oldX = -1;
336 m_oldY = -1;
337 m_diffX = 0;
338 m_diffY = 0;
339
340 wxFrame::Create( parent, id, title, pos, size, style, name );
341
342 if (m_parent && (GTK_IS_WINDOW(m_parent->m_widget)))
343 {
344 gtk_window_set_transient_for( GTK_WINDOW(m_widget), GTK_WINDOW(m_parent->m_widget) );
345 }
346
347 if ((style & wxSYSTEM_MENU) &&
348 ((style & wxCAPTION) || (style & wxTINY_CAPTION)))
349 {
350 GdkBitmap *mask = NULL;
351 GdkPixmap *pixmap = gdk_pixmap_create_from_xpm_d
352 (
353 wxGetRootWindow()->window,
354 &mask,
355 NULL,
356 (char **)cross_xpm
357 );
358
359 GtkWidget *pw = gtk_pixmap_new( pixmap, mask );
360 gdk_bitmap_unref( mask );
361 gdk_pixmap_unref( pixmap );
362 gtk_widget_show( pw );
363
364 GtkWidget *close_button = gtk_button_new();
365 gtk_container_add( GTK_CONTAINER(close_button), pw );
366
367 gtk_pizza_put( GTK_PIZZA(m_mainWidget),
368 close_button,
369 size.x-16, 4, 11, 11 );
370
371 gtk_widget_show( close_button );
372
373 gtk_signal_connect( GTK_OBJECT(close_button), "clicked",
374 GTK_SIGNAL_FUNC(gtk_button_clicked_callback), (gpointer*)this );
375 }
376
377 /* these are called when the borders are drawn */
378 gtk_signal_connect( GTK_OBJECT(m_mainWidget), "expose_event",
379 GTK_SIGNAL_FUNC(gtk_window_own_expose_callback), (gpointer)this );
380
381 gtk_signal_connect( GTK_OBJECT(m_mainWidget), "draw",
382 GTK_SIGNAL_FUNC(gtk_window_own_draw_callback), (gpointer)this );
383
384 /* these are required for dragging the mini frame around */
385 gtk_signal_connect( GTK_OBJECT(m_mainWidget), "button_press_event",
386 GTK_SIGNAL_FUNC(gtk_window_button_press_callback), (gpointer)this );
387
388 gtk_signal_connect( GTK_OBJECT(m_mainWidget), "button_release_event",
389 GTK_SIGNAL_FUNC(gtk_window_button_release_callback), (gpointer)this );
390
391 gtk_signal_connect( GTK_OBJECT(m_mainWidget), "motion_notify_event",
392 GTK_SIGNAL_FUNC(gtk_window_motion_notify_callback), (gpointer)this );
393
394 return true;
395 }
396
397 void wxMiniFrame::SetTitle( const wxString &title )
398 {
399 wxFrame::SetTitle( title );
400
401 gtk_widget_draw( m_mainWidget, NULL );
402 }
403
404 #endif // wxUSE_MINIFRAME