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45516216 | 1 | typedef void *gpointer; |
2 | typedef struct _GList GList; | |
3 | typedef struct _unsigned intInstance unsigned intInstance; | |
4 | typedef void (*GClassInitFunc) (gpointer g_class, gpointer class_data); | |
5 | typedef void (*GInstanceInitFunc) (unsigned intInstance * instance, gpointer g_class); | |
6 | typedef enum { | |
7 | G_TYPE_FLAG_CLASSED = (1 << 0), G_TYPE_FLAG_INSTANTIATABLE = | |
8 | (1 << 1), G_TYPE_FLAG_DERIVABLE = | |
9 | (1 << 2), G_TYPE_FLAG_DEEP_DERIVABLE = (1 << 3) | |
10 | } unsigned intFlags; | |
11 | typedef struct _GdkRectangle GdkRectangle; | |
12 | struct _GdkRectangle { | |
13 | int x; | |
14 | int y; | |
15 | int width; | |
16 | int height; | |
17 | }; | |
18 | typedef enum { | |
19 | GTK_PACK_START, GTK_PACK_END | |
20 | } GtkPathType; | |
21 | typedef enum { | |
22 | GTK_POS_LEFT, GTK_POS_RIGHT, GTK_POS_TOP, GTK_POS_BOTTOM | |
23 | } GtkPreviewType; | |
24 | typedef struct _GtkObject GtkObject; | |
25 | struct _GtkObject { | |
26 | unsigned int flags; | |
27 | }; | |
28 | typedef struct _GtkWidget GtkWidget; | |
29 | typedef enum { | |
30 | GTK_TOPLEVEL = 1 << 4, GTK_NO_WINDOW = 1 << 5, GTK_REALIZED = | |
31 | 1 << 6, GTK_MAPPED = 1 << 7, GTK_VISIBLE = 1 << 8, GTK_SENSITIVE = | |
32 | 1 << 9, GTK_PARENT_SENSITIVE = 1 << 10, GTK_CAN_FOCUS = | |
33 | 1 << 11, GTK_HAS_FOCUS = 1 << 12, GTK_CAN_DEFAULT = | |
34 | 1 << 13, GTK_HAS_DEFAULT = 1 << 14, GTK_HAS_GRAB = | |
35 | 1 << 15, GTK_RC_STYLE = 1 << 16, GTK_COMPOSITE_CHILD = | |
36 | 1 << 17, GTK_NO_REPARENT = 1 << 18, GTK_APP_PAINTABLE = | |
37 | 1 << 19, GTK_RECEIVES_DEFAULT = 1 << 20, GTK_DOUBLE_BUFFERED = | |
38 | 1 << 21, GTK_NO_SHOW_ALL = 1 << 22 | |
39 | } GtkWidgetFlags; | |
40 | typedef struct _GtkRequisition GtkRequisition; | |
41 | typedef GdkRectangle GtkAllocation; | |
42 | struct _GtkRequisition { | |
43 | int width; | |
44 | int height; | |
45 | }; | |
46 | struct _GtkWidget { | |
47 | GtkWidget *parent; | |
48 | }; | |
49 | typedef enum { | |
50 | GTK_NOTEBOOK_TAB_FIRST, GTK_NOTEBOOK_TAB_LAST | |
51 | } GtkNotebookTab; | |
52 | typedef struct _GtkNotebook GtkNotebook; | |
53 | typedef struct _GtkNotebookClass GtkNotebookClass; | |
54 | typedef struct _GtkNotebookPage GtkNotebookPage; | |
55 | struct _GtkNotebook { | |
56 | GtkNotebookPage *cur_page; | |
57 | unsigned int show_tabs:1; | |
58 | unsigned int homogeneous:1; | |
59 | }; | |
60 | struct _GtkNotebookClass { | |
61 | int(*focus_tab) (GtkNotebook * notebook, GtkNotebookTab type); | |
62 | }; | |
63 | enum { | |
64 | STEP_PREV, STEP_NEXT | |
65 | }; | |
66 | typedef enum { | |
67 | DRAG_OPERATION_NONE, DRAG_OPERATION_REORDER, DRAG_OPERATION_DETACH | |
68 | } GtkNotebookDragOperation; | |
69 | struct _GtkNotebookPage { | |
70 | GtkWidget *tab_label; | |
71 | unsigned int expand:1; | |
72 | unsigned int pack:1; | |
73 | GtkRequisition requisition; | |
74 | GtkAllocation allocation; | |
75 | }; | |
76 | typedef struct _GtkNotebookPrivate GtkNotebookPrivate; | |
77 | struct _GtkNotebookPrivate { | |
78 | GtkNotebookDragOperation operation; | |
79 | int drag_window_x; | |
80 | int drag_window_y; | |
81 | GtkNotebookPage *detached_tab; | |
82 | }; | |
83 | int gtk_notebook_focus_tab(GtkNotebook * notebook, | |
84 | GtkNotebookTab type); | |
85 | void gtk_notebook_switch_focus_tab(GtkNotebook * notebook, | |
86 | GList * new_child); | |
87 | void gtk_notebook_init(GtkNotebook * self); | |
88 | void gtk_notebook_class_init(GtkNotebookClass * klass); | |
89 | void gtk_notebook_class_intern_init(gpointer klass) | |
90 | { | |
91 | gtk_notebook_class_init((GtkNotebookClass *) klass); | |
92 | } | |
93 | unsigned int IA__gtk_notebook_get_type(void) | |
94 | { | |
95 | unsigned int g_define_type_id__volatile; | |
96 | if (g_once_init_enter(&g_define_type_id__volatile)) | |
97 | { | |
98 | unsigned int g_define_type_id = | |
99 | g_type_register_static_simple((IA__gtk_container_get_type | |
100 | ()), | |
101 | g_intern_static_string | |
102 | ("GtkNotebook"), | |
103 | sizeof(GtkNotebookClass), | |
104 | (GClassInitFunc) | |
105 | gtk_notebook_class_intern_init, | |
106 | sizeof(GtkNotebook), | |
107 | (GInstanceInitFunc) | |
108 | gtk_notebook_init, | |
109 | (unsigned intFlags) 0); | |
110 | } | |
111 | } | |
112 | void gtk_notebook_class_init(GtkNotebookClass * class) | |
113 | { | |
114 | class->focus_tab = gtk_notebook_focus_tab; | |
115 | } | |
116 | int gtk_notebook_focus_tab(GtkNotebook * notebook, | |
117 | GtkNotebookTab type) | |
118 | { | |
119 | GList *list; | |
120 | if (IA__gtk_widget_is_focus(((((GtkWidget *) ((notebook)))))) | |
121 | && notebook->show_tabs) { | |
122 | switch (type) { | |
123 | case GTK_NOTEBOOK_TAB_LAST: | |
124 | list = | |
125 | gtk_notebook_search_page(notebook, ((void *)0), | |
126 | STEP_PREV, (!(0))); | |
127 | if (list) | |
128 | gtk_notebook_switch_focus_tab(notebook, list); | |
129 | } | |
130 | } | |
131 | } | |
132 | int gtk_notebook_calculate_tabs_allocation(GtkNotebook * notebook, | |
133 | GList ** children, | |
134 | GList * last_child, | |
135 | int showarrow, | |
136 | int direction, | |
137 | int * remaining_space, | |
138 | int * expanded_tabs, | |
139 | int min, int max) | |
140 | { | |
141 | GtkNotebookPrivate *priv; | |
142 | GtkNotebookPage *page; | |
143 | int allocate_at_bottom; | |
144 | int tab_overlap; | |
145 | int tab_pos; | |
146 | int tab_extra_space; | |
147 | int left_x; | |
148 | int right_x; | |
149 | int top_y; | |
150 | int anchor; | |
151 | int xthickness; | |
152 | int ythickness; | |
153 | int gap_left; | |
154 | int packing_changed; | |
155 | GtkAllocation child_allocation = { | |
156 | 0, | |
157 | }; | |
158 | while (*children && *children != last_child) { | |
159 | if (! | |
160 | (((GtkNotebookPage *) (page))->tab_label->parent == | |
161 | ((GtkWidget *) (notebook)))) | |
162 | continue; | |
163 | if (*expanded_tabs | |
164 | && (showarrow || page->expand || notebook->homogeneous)) { | |
165 | tab_extra_space = *remaining_space / *expanded_tabs; | |
166 | *remaining_space -= tab_extra_space; | |
167 | } | |
168 | switch (tab_pos) { | |
169 | case GTK_POS_TOP: | |
170 | case GTK_POS_BOTTOM: | |
171 | child_allocation.width = | |
172 | page->requisition.width + tab_overlap + | |
173 | tab_extra_space; | |
174 | if (priv->operation == DRAG_OPERATION_REORDER | |
175 | && !gap_left && packing_changed) { | |
176 | if (!allocate_at_bottom) { | |
177 | if ((notebook->cur_page->pack == | |
178 | GTK_PACK_START && left_x >= anchor) | |
179 | || (notebook->cur_page->pack == | |
180 | GTK_PACK_END | |
181 | && left_x < anchor)) { | |
182 | left_x = priv->drag_window_x = | |
183 | anchor; | |
184 | anchor += | |
185 | notebook->cur_page-> | |
186 | allocation.width - | |
187 | tab_overlap; | |
188 | } | |
189 | if ((notebook->cur_page->pack == | |
190 | GTK_PACK_START | |
191 | && right_x <= anchor) | |
192 | || (notebook->cur_page->pack == | |
193 | GTK_PACK_END | |
194 | && right_x > anchor)) { | |
195 | anchor -= | |
196 | notebook->cur_page-> | |
197 | allocation.width; | |
198 | left_x = priv->drag_window_x = | |
199 | anchor; | |
200 | anchor += tab_overlap; | |
201 | } | |
202 | } | |
203 | } else { | |
204 | if (allocate_at_bottom) | |
205 | anchor -= child_allocation.width; | |
206 | if (priv->operation == DRAG_OPERATION_REORDER | |
207 | && page->pack == notebook->cur_page->pack) { | |
208 | if (!allocate_at_bottom | |
209 | && left_x >= anchor | |
210 | && left_x <= | |
211 | anchor + child_allocation.width / 2) | |
212 | anchor += | |
213 | notebook->cur_page-> | |
214 | allocation.width - | |
215 | tab_overlap; | |
216 | else if (allocate_at_bottom | |
217 | && right_x >= | |
218 | anchor + | |
219 | child_allocation.width / 2 | |
220 | && right_x <= | |
221 | anchor + | |
222 | child_allocation.width) | |
223 | anchor -= | |
224 | notebook->cur_page-> | |
225 | allocation.width - | |
226 | tab_overlap; | |
227 | } | |
228 | child_allocation.x = anchor; | |
229 | } | |
230 | break; | |
231 | case GTK_POS_LEFT: | |
232 | case GTK_POS_RIGHT: | |
233 | child_allocation.height = | |
234 | page->requisition.height + tab_overlap + | |
235 | tab_extra_space; | |
236 | if (priv->operation == DRAG_OPERATION_REORDER | |
237 | && !gap_left && packing_changed) { | |
238 | priv->drag_window_x = child_allocation.x; | |
239 | priv->drag_window_y = top_y; | |
240 | if (priv->operation == DRAG_OPERATION_REORDER | |
241 | && page->pack == notebook->cur_page->pack) { | |
242 | if (!allocate_at_bottom | |
243 | && top_y >= anchor | |
244 | && top_y <= | |
245 | anchor + | |
246 | child_allocation.height / 2) | |
247 | anchor += | |
248 | notebook->cur_page-> | |
249 | allocation.height - | |
250 | tab_overlap; | |
251 | } | |
252 | } | |
253 | } | |
254 | if ((page == priv->detached_tab | |
255 | && priv->operation == DRAG_OPERATION_DETACH) | |
256 | || (page == notebook->cur_page | |
257 | && priv->operation == DRAG_OPERATION_REORDER)) { | |
258 | page->allocation.x = 0; | |
259 | } | |
260 | if (page != notebook->cur_page) { | |
261 | switch (tab_pos) { | |
262 | case GTK_POS_TOP: | |
263 | page->allocation.y += ythickness; | |
264 | case GTK_POS_BOTTOM: | |
265 | page->allocation.height = | |
266 | (((1) > | |
267 | (page->allocation.height - | |
268 | ythickness)) ? (1) : (page->allocation. | |
269 | height - | |
270 | ythickness)); | |
271 | break; | |
272 | case GTK_POS_LEFT: | |
273 | page->allocation.x += xthickness; | |
274 | case GTK_POS_RIGHT: | |
275 | page->allocation.width = | |
276 | (((1) > | |
277 | (page->allocation.width - | |
278 | xthickness)) ? (1) : (page->allocation. | |
279 | width - | |
280 | xthickness)); | |
281 | } | |
282 | } | |
283 | switch (tab_pos) { | |
284 | case GTK_POS_TOP: | |
285 | case GTK_POS_BOTTOM: | |
286 | if (priv->operation != DRAG_OPERATION_REORDER | |
287 | || (priv->operation == DRAG_OPERATION_REORDER | |
288 | && page != notebook->cur_page)) { | |
289 | if (!allocate_at_bottom) | |
290 | anchor += | |
291 | child_allocation.width - | |
292 | tab_overlap; | |
293 | } | |
294 | case GTK_POS_LEFT: | |
295 | case GTK_POS_RIGHT: | |
296 | if (priv->operation != DRAG_OPERATION_REORDER | |
297 | || (priv->operation == DRAG_OPERATION_REORDER | |
298 | && page != notebook->cur_page)) { | |
299 | if (priv->operation == DRAG_OPERATION_REORDER) { | |
300 | if (page->pack == | |
301 | notebook->cur_page->pack | |
302 | && !allocate_at_bottom | |
303 | && top_y >= | |
304 | anchor + child_allocation.height / 2 | |
305 | && top_y <= | |
306 | anchor + child_allocation.height) | |
307 | anchor += | |
308 | notebook->cur_page-> | |
309 | allocation.height - | |
310 | tab_overlap; | |
311 | } | |
312 | } | |
313 | } | |
314 | if (page->tab_label) | |
315 | IA__gtk_widget_set_child_visible(page->tab_label, | |
316 | (!(0))); | |
317 | } | |
318 | } | |
319 | void gtk_notebook_pages_allocate(GtkNotebook * notebook) | |
320 | { | |
321 | GList *children = ((void *)0); | |
322 | GList *last_child = ((void *)0); | |
323 | int showarrow = (0); | |
324 | int min; | |
325 | int max; | |
326 | int remaining_space; | |
327 | int expanded_tabs; | |
328 | gtk_notebook_calculate_tabs_allocation(notebook, &children, last_child, | |
329 | showarrow, STEP_NEXT, | |
330 | &remaining_space, &expanded_tabs, | |
331 | min, max); | |
332 | if (children && children != last_child) { | |
333 | gtk_notebook_calculate_tabs_allocation(notebook, &children, | |
334 | last_child, showarrow, | |
335 | STEP_PREV, | |
336 | &remaining_space, | |
337 | &expanded_tabs, min, | |
338 | max); | |
339 | } | |
340 | } | |
341 | void gtk_notebook_switch_focus_tab(GtkNotebook * notebook, | |
342 | GList * new_child) | |
343 | { | |
344 | GtkNotebookPage *page; | |
345 | if (((((((((GtkObject *) ((page->tab_label)))))-> | |
346 | flags)) & GTK_MAPPED) != 0)) | |
347 | gtk_notebook_redraw_tabs(notebook); | |
348 | else | |
349 | gtk_notebook_pages_allocate(notebook); | |
350 | } |