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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: minifram.cpp | |
3 | // Purpose: | |
4 | // Author: Robert Roebling | |
5 | // Id: $Id$ | |
6 | // Copyright: (c) 1998 Robert Roebling | |
7 | // Licence: wxWindows licence | |
8 | ///////////////////////////////////////////////////////////////////////////// | |
9 | ||
10 | #ifdef __GNUG__ | |
11 | #pragma implementation "minifram.h" | |
12 | #endif | |
13 | ||
14 | #include "wx/minifram.h" | |
15 | ||
16 | #if wxUSE_MINIFRAME | |
17 | ||
18 | #include "wx/dcscreen.h" | |
19 | ||
20 | #include "gtk/gtk.h" | |
21 | #include "wx/gtk/win_gtk.h" | |
22 | ||
23 | #include "gdk/gdk.h" | |
24 | #include "gdk/gdkprivate.h" | |
25 | #include "gdk/gdkx.h" | |
26 | ||
27 | //----------------------------------------------------------------------------- | |
28 | // idle system | |
29 | //----------------------------------------------------------------------------- | |
30 | ||
31 | extern void wxapp_install_idle_handler(); | |
32 | extern bool g_isIdle; | |
33 | ||
34 | //----------------------------------------------------------------------------- | |
35 | // data | |
36 | //----------------------------------------------------------------------------- | |
37 | ||
38 | extern bool g_blockEventsOnDrag; | |
39 | extern bool g_blockEventsOnScroll; | |
40 | ||
41 | //----------------------------------------------------------------------------- | |
42 | // local functions | |
43 | //----------------------------------------------------------------------------- | |
44 | ||
45 | /* draw XOR rectangle when moving mine frame around */ | |
46 | ||
47 | static void DrawFrame( GtkWidget *widget, int x, int y, int w, int h ) | |
48 | { | |
49 | int org_x = 0; | |
50 | int org_y = 0; | |
51 | gdk_window_get_origin( widget->window, &org_x, &org_y ); | |
52 | x += org_x; | |
53 | y += org_y; | |
54 | ||
55 | GdkGC *gc = gdk_gc_new( GDK_ROOT_PARENT() ); | |
56 | gdk_gc_set_subwindow( gc, GDK_INCLUDE_INFERIORS ); | |
57 | gdk_gc_set_function( gc, GDK_INVERT ); | |
58 | ||
59 | gdk_draw_rectangle( GDK_ROOT_PARENT(), gc, FALSE, x, y, w, h ); | |
60 | gdk_gc_unref( gc ); | |
61 | } | |
62 | ||
63 | //----------------------------------------------------------------------------- | |
64 | // "expose_event" of m_mainWidget | |
65 | //----------------------------------------------------------------------------- | |
66 | ||
67 | static void gtk_window_own_expose_callback( GtkWidget *widget, GdkEventExpose *gdk_event, wxFrame *win ) | |
68 | { | |
69 | if (g_isIdle) wxapp_install_idle_handler(); | |
70 | ||
71 | if (!win->m_hasVMT) return; | |
72 | if (gdk_event->count > 0) return; | |
73 | ||
74 | gtk_draw_shadow( widget->style, | |
75 | widget->window, | |
76 | GTK_STATE_NORMAL, | |
77 | GTK_SHADOW_OUT, | |
78 | 0, 0, | |
79 | win->m_width, win->m_height ); | |
80 | ||
81 | if (!win->m_title.IsEmpty() && | |
82 | ((win->GetWindowStyle() & wxCAPTION) || | |
83 | (win->GetWindowStyle() & wxTINY_CAPTION_HORIZ) || | |
84 | (win->GetWindowStyle() & wxTINY_CAPTION_VERT))) | |
85 | { | |
86 | GdkGC *gc = gdk_gc_new( widget->window ); | |
87 | GdkFont *font = wxSMALL_FONT->GetInternalFont(1.0); | |
88 | int x = 2; | |
89 | if (win->GetWindowStyle() & wxSYSTEM_MENU) x = 18; | |
90 | ||
91 | gdk_gc_set_foreground( gc, &widget->style->bg[GTK_STATE_SELECTED] ); | |
92 | gdk_draw_rectangle( widget->window, gc, TRUE, | |
93 | x, | |
94 | 3, | |
95 | win->m_width - 4 - x, | |
96 | font->ascent + font->descent+1 ); | |
97 | ||
98 | gdk_gc_set_foreground( gc, &widget->style->white ); | |
99 | gdk_draw_string( widget->window, font, gc, | |
100 | x+2, | |
101 | 3+font->ascent, | |
102 | win->m_title.mb_str() ); | |
103 | ||
104 | gdk_gc_unref( gc ); | |
105 | } | |
106 | } | |
107 | ||
108 | //----------------------------------------------------------------------------- | |
109 | // "draw" of m_mainWidget | |
110 | //----------------------------------------------------------------------------- | |
111 | ||
112 | static void gtk_window_own_draw_callback( GtkWidget *widget, GdkRectangle *WXUNUSED(rect), wxFrame *win ) | |
113 | { | |
114 | if (g_isIdle) wxapp_install_idle_handler(); | |
115 | ||
116 | if (!win->m_hasVMT) return; | |
117 | ||
118 | gtk_draw_shadow( widget->style, | |
119 | widget->window, | |
120 | GTK_STATE_NORMAL, | |
121 | GTK_SHADOW_OUT, | |
122 | 0, 0, | |
123 | win->m_width, win->m_height ); | |
124 | ||
125 | if (!win->m_title.IsEmpty() && | |
126 | ((win->GetWindowStyle() & wxCAPTION) || | |
127 | (win->GetWindowStyle() & wxTINY_CAPTION_HORIZ) || | |
128 | (win->GetWindowStyle() & wxTINY_CAPTION_VERT))) | |
129 | { | |
130 | GdkGC *gc = gdk_gc_new( widget->window ); | |
131 | GdkFont *font = wxSMALL_FONT->GetInternalFont(1.0); | |
132 | int x = 2; | |
133 | if (win->GetWindowStyle() & wxSYSTEM_MENU) x = 17; | |
134 | ||
135 | gdk_gc_set_foreground( gc, &widget->style->bg[GTK_STATE_SELECTED] ); | |
136 | gdk_draw_rectangle( widget->window, gc, TRUE, | |
137 | x, | |
138 | 3, | |
139 | win->m_width - 4 - x, | |
140 | font->ascent + font->descent+1 ); | |
141 | ||
142 | gdk_gc_set_foreground( gc, &widget->style->white ); | |
143 | gdk_draw_string( widget->window, font, gc, | |
144 | x+2, | |
145 | 3+font->ascent, | |
146 | win->m_title.mb_str() ); | |
147 | ||
148 | gdk_gc_unref( gc ); | |
149 | } | |
150 | } | |
151 | ||
152 | //----------------------------------------------------------------------------- | |
153 | // "button_press_event" of m_mainWidget | |
154 | //----------------------------------------------------------------------------- | |
155 | ||
156 | static gint gtk_window_button_press_callback( GtkWidget *widget, GdkEventButton *gdk_event, wxMiniFrame *win ) | |
157 | { | |
158 | if (g_isIdle) wxapp_install_idle_handler(); | |
159 | ||
160 | if (!win->m_hasVMT) return FALSE; | |
161 | if (g_blockEventsOnDrag) return TRUE; | |
162 | if (g_blockEventsOnScroll) return TRUE; | |
163 | ||
164 | if (win->m_isDragging) return TRUE; | |
165 | ||
166 | gdk_pointer_grab( widget->window, FALSE, | |
167 | (GdkEventMask) | |
168 | (GDK_BUTTON_PRESS_MASK | | |
169 | GDK_BUTTON_RELEASE_MASK | | |
170 | GDK_POINTER_MOTION_MASK | | |
171 | GDK_POINTER_MOTION_HINT_MASK | | |
172 | GDK_BUTTON_MOTION_MASK | | |
173 | GDK_BUTTON1_MOTION_MASK), | |
174 | (GdkWindow *) NULL, | |
175 | (GdkCursor *) NULL, | |
176 | GDK_CURRENT_TIME ); | |
177 | ||
178 | win->m_diffX = (int)gdk_event->x; | |
179 | win->m_diffY = (int)gdk_event->y; | |
180 | DrawFrame( widget, 0, 0, win->m_width, win->m_height ); | |
181 | win->m_oldX = 0; | |
182 | win->m_oldY = 0; | |
183 | ||
184 | win->m_isDragging = TRUE; | |
185 | ||
186 | return TRUE; | |
187 | } | |
188 | ||
189 | //----------------------------------------------------------------------------- | |
190 | // "button_release_event" of m_mainWidget | |
191 | //----------------------------------------------------------------------------- | |
192 | ||
193 | static gint gtk_window_button_release_callback( GtkWidget *widget, GdkEventButton *gdk_event, wxMiniFrame *win ) | |
194 | { | |
195 | if (g_isIdle) wxapp_install_idle_handler(); | |
196 | ||
197 | if (!win->m_hasVMT) return FALSE; | |
198 | if (g_blockEventsOnDrag) return TRUE; | |
199 | if (g_blockEventsOnScroll) return TRUE; | |
200 | ||
201 | if (!win->m_isDragging) return TRUE; | |
202 | ||
203 | win->m_isDragging = FALSE; | |
204 | ||
205 | int x = (int)gdk_event->x; | |
206 | int y = (int)gdk_event->y; | |
207 | ||
208 | DrawFrame( widget, win->m_oldX, win->m_oldY, win->m_width, win->m_height ); | |
209 | gdk_pointer_ungrab ( GDK_CURRENT_TIME ); | |
210 | int org_x = 0; | |
211 | int org_y = 0; | |
212 | gdk_window_get_origin( widget->window, &org_x, &org_y ); | |
213 | x += org_x - win->m_diffX; | |
214 | y += org_y - win->m_diffY; | |
215 | win->m_x = x; | |
216 | win->m_y = y; | |
217 | gtk_widget_set_uposition( win->m_widget, x, y ); | |
218 | ||
219 | return TRUE; | |
220 | } | |
221 | ||
222 | //----------------------------------------------------------------------------- | |
223 | // "motion_notify_event" of m_mainWidget | |
224 | //----------------------------------------------------------------------------- | |
225 | ||
226 | static gint gtk_window_motion_notify_callback( GtkWidget *widget, GdkEventMotion *gdk_event, wxMiniFrame *win ) | |
227 | { | |
228 | if (g_isIdle) wxapp_install_idle_handler(); | |
229 | ||
230 | if (!win->m_hasVMT) return FALSE; | |
231 | if (g_blockEventsOnDrag) return TRUE; | |
232 | if (g_blockEventsOnScroll) return TRUE; | |
233 | ||
234 | if (!win->m_isDragging) return TRUE; | |
235 | ||
236 | if (gdk_event->is_hint) | |
237 | { | |
238 | int x = 0; | |
239 | int y = 0; | |
240 | GdkModifierType state; | |
241 | gdk_window_get_pointer(gdk_event->window, &x, &y, &state); | |
242 | gdk_event->x = x; | |
243 | gdk_event->y = y; | |
244 | gdk_event->state = state; | |
245 | } | |
246 | ||
247 | DrawFrame( widget, win->m_oldX, win->m_oldY, win->m_width, win->m_height ); | |
248 | win->m_oldX = (int)gdk_event->x - win->m_diffX; | |
249 | win->m_oldY = (int)gdk_event->y - win->m_diffY; | |
250 | DrawFrame( widget, win->m_oldX, win->m_oldY, win->m_width, win->m_height ); | |
251 | ||
252 | return TRUE; | |
253 | } | |
254 | ||
255 | //----------------------------------------------------------------------------- | |
256 | // "clicked" of X system button | |
257 | //----------------------------------------------------------------------------- | |
258 | ||
259 | static void gtk_button_clicked_callback( GtkWidget *WXUNUSED(widget), wxMiniFrame *mf ) | |
260 | { | |
261 | if (g_isIdle) wxapp_install_idle_handler(); | |
262 | ||
263 | mf->Close(); | |
264 | } | |
265 | ||
266 | //----------------------------------------------------------------------------- | |
267 | // wxMiniFrame | |
268 | //----------------------------------------------------------------------------- | |
269 | ||
270 | IMPLEMENT_DYNAMIC_CLASS(wxMiniFrame,wxFrame) | |
271 | ||
272 | bool wxMiniFrame::Create( wxWindow *parent, wxWindowID id, const wxString &title, | |
273 | const wxPoint &pos, const wxSize &size, | |
274 | long style, const wxString &name ) | |
275 | { | |
276 | style = style | wxSIMPLE_BORDER; | |
277 | ||
278 | if ((style & wxCAPTION) || (style & wxTINY_CAPTION_HORIZ) || (style & wxTINY_CAPTION_VERT)) | |
279 | m_miniTitle = 13; | |
280 | ||
281 | m_miniEdge = 3; | |
282 | m_isDragging = FALSE; | |
283 | m_oldX = -1; | |
284 | m_oldY = -1; | |
285 | m_diffX = 0; | |
286 | m_diffY = 0; | |
287 | ||
288 | wxFrame::Create( parent, id, title, pos, size, style, name ); | |
289 | ||
290 | if ((style & wxSYSTEM_MENU) && | |
291 | ((style & wxCAPTION) || (style & wxTINY_CAPTION_HORIZ) || (style & wxTINY_CAPTION_VERT))) | |
292 | { | |
293 | GtkWidget *close_button = gtk_button_new_with_label( "x" ); | |
294 | ||
295 | gtk_myfixed_put( GTK_MYFIXED(m_mainWidget), | |
296 | close_button, | |
297 | 4, 4, 12, 11 ); | |
298 | ||
299 | gtk_widget_show( close_button ); | |
300 | ||
301 | gtk_signal_connect( GTK_OBJECT(close_button), "clicked", | |
302 | GTK_SIGNAL_FUNC(gtk_button_clicked_callback), (gpointer*)this ); | |
303 | } | |
304 | ||
305 | /* these are called when the borders are drawn */ | |
306 | gtk_signal_connect( GTK_OBJECT(m_mainWidget), "expose_event", | |
307 | GTK_SIGNAL_FUNC(gtk_window_own_expose_callback), (gpointer)this ); | |
308 | ||
309 | gtk_signal_connect( GTK_OBJECT(m_mainWidget), "draw", | |
310 | GTK_SIGNAL_FUNC(gtk_window_own_draw_callback), (gpointer)this ); | |
311 | ||
312 | /* these are required for dragging the mini frame around */ | |
313 | gtk_signal_connect( GTK_OBJECT(m_mainWidget), "button_press_event", | |
314 | GTK_SIGNAL_FUNC(gtk_window_button_press_callback), (gpointer)this ); | |
315 | ||
316 | gtk_signal_connect( GTK_OBJECT(m_mainWidget), "button_release_event", | |
317 | GTK_SIGNAL_FUNC(gtk_window_button_release_callback), (gpointer)this ); | |
318 | ||
319 | gtk_signal_connect( GTK_OBJECT(m_mainWidget), "motion_notify_event", | |
320 | GTK_SIGNAL_FUNC(gtk_window_motion_notify_callback), (gpointer)this ); | |
321 | ||
322 | return TRUE; | |
323 | } | |
324 | ||
325 | #endif |