4 * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
27 // Global objects for the user interface
32 #include "bcdisplayinfo.inc"
33 #include "bcfilebox.h"
34 #include "bcfontentry.inc"
35 #include "bcresources.inc"
36 #include "bcsignals.inc"
37 #include "bcsynchronous.inc"
38 #include "bcwindowbase.inc"
58 // The window parameter is used to get the display information initially
59 BC_Resources(float x_scale, float y_scale);
62 friend class BC_WindowBase;
64 int initialize_display(BC_WindowBase *window);
68 // Get ID for filebox history. Persistent.
70 int get_bg_color(); // window backgrounds
71 int get_bg_shadow1(); // border for windows
75 // Get synchronous thread for OpenGL
76 BC_Synchronous* get_synchronous();
77 // Called by user after synchronous thread is created.
78 void set_synchronous(BC_Synchronous *synchronous);
80 static void set_signals(BC_Signals *signal_handler);
81 static BC_Signals* get_signals();
84 // These values should be changed before the first window is created.
86 int bg_color; // window backgrounds
92 int bg_shadow1; // border for windows
96 int default_text_color;
97 int disabled_text_color;
100 // beveled box colors
102 int button_highlighted;
106 int button_uphighlighted;
109 int highlight_inverse;
111 // 3D box colors for menus
113 int menu_highlighted;
117 // If these are nonzero, they override the menu backgrounds.
118 VFrame *menu_popup_bg;
119 VFrame **menu_title_bg;
121 VFrame **popupmenu_images;
123 // Minimum menu width
125 // Menu bar text color
127 // color of popup title
128 int popup_title_text;
129 // Right and left margin for text not including triangle space.
130 int popupmenu_margin;
131 // post popup on button release event
133 // Right margin for triangle not including text margin.
134 int popupmenu_triangle_margin;
135 // color for item text
137 // Override the menu item background if nonzero.
138 VFrame **menu_item_bg;
141 // color for progress text
143 // set focus on enter
144 int grab_input_focus;
146 int menu_highlighted_fontcolor;
148 // ms for double click
150 // ms for cursor flash
152 // ms for scroll repeats
156 int tooltip_bg_color;
157 int tooltips_enabled;
158 int textbox_focus_policy;
160 int audiovideo_color;
162 // default color of text
164 // background color of textboxes and list boxes
169 int text_background_disarmed;
170 int text_background_hi;
171 int text_background_noborder_hi;
176 int text_inactive_highlight;
177 int text_selected_highlight;
179 int text_background_noborder;
181 // Optional background for highlighted text in toggle
182 VFrame *toggle_highlight_bg;
183 int toggle_text_margin;
186 static VFrame *bg_image;
187 static VFrame *menu_bg;
190 VFrame *default_icon;
193 VFrame **cancel_images;
194 VFrame **filebox_text_images;
195 VFrame **filebox_icons_images;
196 VFrame **filebox_updir_images;
197 VFrame **filebox_newfolder_images;
198 VFrame **filebox_rename_images;
199 VFrame **filebox_descend_images;
200 VFrame **filebox_delete_images;
201 VFrame **filebox_reload_images;
202 VFrame **filebox_szfmt_images;
204 // Generic button images
205 VFrame **generic_button_images;
206 // Generic button text margin
207 int generic_button_margin;
208 VFrame **usethis_button_images;
211 VFrame **checkbox_images;
212 VFrame **radial_images;
213 VFrame **label_images;
217 VFrame **tumble_data;
225 VFrame **listbox_button;
226 VFrame **listbox_expand;
227 VFrame **listbox_column;
230 int listbox_title_overlap;
231 // Margin for titles in addition to listbox border
232 int listbox_title_margin;
233 int listbox_title_color;
234 int listbox_title_hotspot;
236 int listbox_border2_hi;
238 int listbox_border3_hi;
241 // Selected row color
242 int listbox_selected;
243 // Highlighted row color
244 int listbox_highlighted;
245 // Inactive row color
246 int listbox_inactive;
247 // Default text color
252 VFrame **horizontal_slider_data;
253 VFrame **vertical_slider_data;
254 VFrame **hscroll_data;
256 VFrame **vscroll_data;
257 // Minimum pixels in handle
258 int scroll_minhandle;
266 int pot_x1, pot_y1, pot_r;
267 // Amount of deflection of pot when down
269 int pot_needle_color;
272 VFrame **xmeter_images, **ymeter_images;
274 int meter_font_color;
279 VFrame **progress_images;
281 // Motion required to start a drag
285 static suffix_to_type_t suffix_to_type[];
286 VFrame **type_to_icon;
287 // Display mode for fileboxes
289 // Filter currently used in filebox
290 char filebox_filter[BCTEXTLEN];
291 // History of submitted files
292 filebox_history_t filebox_history[FILEBOX_HISTORY_SIZE];
296 // Column types for filebox
297 int filebox_columntype[FILEBOX_COLUMNS];
298 int filebox_columnwidth[FILEBOX_COLUMNS];
299 int filebox_sortcolumn;
300 int filebox_sortorder;
301 // Column types for filebox in directory mode
302 int dirbox_columntype[FILEBOX_COLUMNS];
303 int dirbox_columnwidth[FILEBOX_COLUMNS];
304 int dirbox_sortcolumn;
305 int dirbox_sortorder;
306 // Bottom margin between list and window
311 double font_scale, icon_scale;
312 double x_scale, y_scale;
314 static const char *small_font, *small_font2;
315 static const char *medium_font, *medium_font2;
316 static const char *large_font, *large_font2;
317 static const char *big_font, *big_font2;
318 static const char *clock_font, *clock_font2;
320 static const char *small_fontset;
321 static const char *medium_fontset;
322 static const char *large_fontset;
323 static const char *big_fontset;
324 static const char *clock_fontset;
326 static const char *small_font_xft, *small_b_font_xft;
327 static const char *medium_font_xft, *medium_b_font_xft;
328 static const char *large_font_xft, *large_b_font_xft;
329 static const char *big_font_xft, *big_b_font_xft;
330 static const char *clock_font_xft, *clock_b_font_xft;
332 // Backup of fonts in case the first choices don't exist
333 static const char *small_font_xft2;
334 static const char *medium_font_xft2;
335 static const char *large_font_xft2;
336 static const char *big_font_xft2;
337 static const char *clock_font_xft2;
339 void init_font_defs(double scale);
340 void finit_font_defs();
342 VFrame **medium_7segment;
345 int draw_clock_background;
350 // Current locale uses utf8
351 static int locale_utf8;
352 // Byte order is little_endian
353 static int little_endian;
354 // Language and region
355 static char language[LEN_LANG];
356 static char region[LEN_LANG];
357 static char encoding[LEN_ENCOD];
358 static const char *wide_encoding;
359 static ArrayList<BC_FontEntry*> *fontlist;
360 static int init_fontconfig(const char *search_path);
361 static BC_FontEntry *find_fontentry(const char *displayname, int style,
362 int mask, int preferred_style = 0);
363 static void encode_to_utf8(char *buffer, int buflen);
364 static FcPattern* find_similar_font(FT_ULong char_code, FcPattern *oldfont);
365 static size_t encode(const char *from_enc, const char *to_enc,
366 char *input, int input_length, char *output, int output_length);
367 static int find_font_by_char(FT_ULong char_code, char *path_new, const FT_Face oldface);
368 static int font_debug;
369 static void dump_fonts(FILE *fp = stdout);
370 static void dump_font_entry(FILE *fp, const char *cp, BC_FontEntry *ep);
372 static void new_vframes(int n, VFrame *vframes[], ...);
373 static void del_vframes(VFrame *vframes[], int n);
375 static VFrame *default_type_to_icon[6];
376 static VFrame *default_bar;
377 static VFrame *default_cancel_images[3];
378 static VFrame *default_ok_images[3];
379 static VFrame *default_usethis_images[3];
381 static VFrame *default_checkbox_images[5];
382 static VFrame *default_radial_images[5];
383 static VFrame *default_label_images[5];
385 static VFrame *default_menuitem_data[3];
386 static VFrame *default_menubar_data[3];
387 static VFrame *default_menu_popup_bg;
388 static VFrame *default_menu_bar_bg;
389 static VFrame *default_check_image;
390 static VFrame *default_filebox_text_images[3];
391 static VFrame *default_filebox_icons_images[3];
392 static VFrame *default_filebox_updir_images[3];
393 static VFrame *default_filebox_newfolder_images[3];
394 static VFrame *default_filebox_rename_images[3];
395 static VFrame *default_filebox_delete_images[3];
396 static VFrame *default_filebox_reload_images[3];
397 static VFrame *default_filebox_szfmt_images[12];
398 static VFrame *default_listbox_button[4];
399 static VFrame *default_listbox_bg;
400 static VFrame *default_listbox_expand[5];
401 static VFrame *default_listbox_column[3];
402 static VFrame *default_listbox_up;
403 static VFrame *default_listbox_dn;
404 static VFrame *default_pot_images[3];
405 static VFrame *default_progress_images[2];
406 static VFrame *default_medium_7segment[20];
407 static VFrame *default_vscroll_data[10];
408 static VFrame *default_hscroll_data[10];
409 static VFrame *default_icon_img;
411 // Make VFrame use shm
413 int use_vframe_shm() { return use_shm && vframe_shm ? 1 : 0; }
415 static int get_machine_cpus();
416 static int machine_cpus;
417 // Available display extensions
421 // If the program uses recursive_resizing
422 int recursive_resizing;
423 // Work around X server bugs
425 // Seems to help if only 1 window is created at a time.
426 Mutex *create_window_lock;
427 // size raw, 1000, 1024, thou
428 int filebox_size_format;
430 // Test for availability of shared memory pixmaps
431 void init_shm(BC_WindowBase *window);
432 void init_sizes(BC_WindowBase *window);
433 static int x_error_handler(Display *display, XErrorEvent *event);
434 VFrame **list_pointers[100];
435 int list_lengths[100];
437 static const char *fc_properties[];
441 static Mutex fontconfig_lock;
443 // Pointer to signal handler class to run after ipc
444 static BC_Signals *signal_handler;
445 BC_Synchronous *synchronous;