hvirtual/guicast/bcwindowbase.h

   1 #ifndef BCWINDOWBASE_H
   2 #define BCWINDOWBASE_H
   3
   4 // Window types
   5 #define MAIN_WINDOW 0
   6 #define SUB_WINDOW 1
   7 #define POPUP_WINDOW 2
   8 #ifdef HAVE_LIBXXF86VM
   9 #define VIDMODE_SCALED_WINDOW 3
  10 #endif
  11
  12 #define TOOLTIP_MARGIN 2
  13 #define BC_INFINITY 65536
  14
  15 #include "bcfilebox.inc"
  16 #include "arraylist.h"
  17 #include "bcbitmap.inc"
  18 #include "bcbutton.inc"
  19 #include "bccapture.inc"
  20 #include "bcdragwindow.inc"
  21 #include "bcclipboard.inc"
  22 #include "bclistbox.inc"
  23 #include "bcmenubar.inc"
  24 #include "bcmeter.inc"
  25 #include "bcpan.inc"
  26 #include "bcpixmap.inc"
  27 #include "bcpopup.inc"
  28 #include "bcpopupmenu.inc"
  29 #include "bcpot.inc"
  30 #include "bcprogress.inc"
  31 #include "bcrepeater.inc"
  32 #include "bcresources.inc"
  33 #include "bcscrollbar.inc"
  34 #include "bcslider.inc"
  35 #include "bcsubwindow.inc"
  36 #include "bctextbox.inc"
  37 #include "bctitle.inc"
  38 #include "bctoggle.inc"
  39 #include "bctumble.inc"
  40 #include "bcwindow.inc"
  41 #include "bcwindowbase.inc"
  42 #include "defaults.inc"
  43 #include "linklist.h"
  44 #include "mutex.h"
  45 #include "vframe.inc"
  46
  47
  48 #include <stdint.h>
  49 #include <stdio.h>
  50 #include <stdlib.h>
  51 #include <X11/Xatom.h>
  52 #include <X11/Xlib.h>
  53 #include <X11/Xutil.h>
  54 #include <X11/keysym.h>
  55 #include <X11/cursorfont.h>
  56 #ifdef HAVE_LIBXXF86VM
  57 #include <X11/extensions/xf86vmode.h>
  58 #endif
  59
  60
  61
  62
  63 #ifdef HAVE_GL
  64 typedef void* GLXContext;
  65 #endif
  66
  67 class BC_ResizeCall
  68 {
  69 public:
  70         BC_ResizeCall(int w, int h);
  71         int w, h;
  72 };
  73
  74 class BC_WindowTree
  75 {
  76 public:
  77         BC_WindowTree(Display* display, BC_WindowTree *parent_tree, Window root_win);
  78         ~BC_WindowTree();
  79
  80         void dump(int indent, Window caller_win = 0);
  81         BC_WindowTree* get_node(Window win);
  82         ArrayList<BC_WindowTree*> windows;
  83
  84         Display* display;
  85         Window win;
  86         BC_WindowTree *parent_tree;
  87 };
  88
  89
  90 // Windows, subwindows, popupwindows inherit from this
  91 class BC_WindowBase
  92 {
  93 public:
  94         BC_WindowBase();
  95         virtual ~BC_WindowBase();
  96
  97         friend class BC_Bitmap;
  98         friend class BC_Button;
  99         friend class BC_GenericButton;
 100         friend class BC_Capture;
 101         friend class BC_Clipboard;
 102         friend class BC_DragWindow;
 103         friend class BC_FileBox;
 104         friend class BC_FullScreen;
 105         friend class BC_ListBox;
 106         friend class BC_Menu;
 107         friend class BC_MenuBar;
 108         friend class BC_MenuItem;
 109         friend class BC_MenuPopup;
 110         friend class BC_Meter;
 111         friend class BC_Pan;
 112         friend class BC_Pixmap;
 113         friend class BC_Popup;
 114         friend class BC_PopupMenu;
 115         friend class BC_Pot;
 116         friend class BC_ProgressBar;
 117         friend class BC_Repeater;
 118         friend class BC_Resources;
 119         friend class BC_ScrollBar;
 120         friend class BC_Slider;
 121         friend class BC_SubWindow;
 122         friend class BC_TextBox;
 123         friend class BC_Title;
 124         friend class BC_Toggle;
 125         friend class BC_Tumbler;
 126         friend class BC_Window;
 127
 128 // Main loop
 129         int run_window();
 130
 131 // Terminal event dispatchers
 132         virtual int close_event();
 133         virtual int resize_event(int w, int h);
 134         virtual int cursor_motion_event() { return 0; };
 135         virtual int repeat_event(int64_t duration) { return 0; };
 136         virtual int button_press_event() { return 0; };
 137         virtual int button_release_event() { return 0; };
 138         virtual int cursor_leave_event();
 139         virtual int cursor_enter_event();
 140         virtual int keypress_event() { return 0; };
 141         virtual int translation_event() { return 0; };
 142         virtual int drag_start_event() { return 0; };
 143         virtual int drag_motion_event() { return 0; };
 144         virtual int drag_stop_event() { return 0; };
 145         virtual int uses_text() { return 0; };
 146 // Only if opengl is enabled
 147         virtual int expose_event() { return 0; };
 148
 149 // Check if a hardware accelerated colormodel is available and reserve it
 150         int accel_available(int color_model);
 151 // Get color model adjusted for byte order and pixel size
 152         int get_color_model();
 153 // return the colormap pixel of the color for all bit depths
 154         int get_color(int64_t color);
 155 // return the currently selected color
 156         int64_t get_color();
 157         int show_window();
 158         int hide_window();
 159         int get_hidden();
 160         void enable_opengl();
 161         void disable_opengl();
 162         void lock_opengl();
 163         void unlock_opengl();
 164         void flip_opengl();
 165
 166         int flash(int x = -1, int y = -1, int w = -1, int h = -1);
 167         void flush();
 168         void sync_display();
 169 // Lock out other threads
 170         int lock_window();
 171         int unlock_window();
 172         int get_window_lock();
 173
 174         BC_MenuBar* add_menubar(BC_MenuBar *menu_bar);
 175         BC_WindowBase* add_subwindow(BC_WindowBase *subwindow);
 176         BC_WindowBase* add_tool(BC_WindowBase *subwindow);
 177
 178         static BC_Resources* get_resources();
 179 // Dimensions
 180         virtual int get_w();
 181         virtual int get_h();
 182         virtual int get_x();
 183         virtual int get_y();
 184         int get_root_w(int ignore_dualhead = 0);
 185         int get_root_h();
 186 // Get current position
 187         int get_abs_cursor_x();
 188         int get_abs_cursor_y();
 189         int get_relative_cursor_x();
 190         int get_relative_cursor_y();
 191 // Return 1 if cursor is over an unobscured part of this window.
 192 // An argument is provided for excluding a drag popup
 193         int get_cursor_over_window();
 194         int get_button_down();
 195         int get_buttonpress();
 196         int get_dragging();
 197         int get_keypress();
 198 // Get cursor position of last event
 199         int get_cursor_x();
 200         int get_cursor_y();
 201 // Cursor position of drag start
 202         int get_drag_x();
 203         int get_drag_y();
 204         int relative_cursor_x(BC_WindowBase *pov);
 205         int relative_cursor_y(BC_WindowBase *pov);
 206         int alt_down();
 207         int shift_down();
 208         int ctrl_down();
 209         int get_double_click();
 210 // Bottom right corner
 211         int get_x2();
 212         int get_y2();
 213         int get_bg_color();
 214         BC_Pixmap* get_bg_pixmap();
 215         int get_text_ascent(int font);
 216         int get_text_descent(int font);
 217         int get_text_height(int font, char *text = 0);
 218         int get_text_width(int font, char *text, int length = -1);
 219         BC_Clipboard* get_clipboard();
 220         void set_dragging(int value);
 221         int set_w(int w);
 222         int set_h(int h);
 223         BC_WindowBase* get_top_level();
 224         BC_WindowBase* get_parent();
 225 // Event happened in this window
 226         int is_event_win();
 227         int cursor_inside();
 228 // Deactivate everything and activate this subwindow
 229         virtual int activate();
 230 // Deactivate this subwindow
 231         virtual int deactivate();
 232         void set_active_subwindow(BC_WindowBase *subwindow);
 233 // Get value of toggle value when dragging a selection
 234         int get_toggle_value();
 235
 236
 237 // Set the gc to the color
 238         void set_color(int64_t color);
 239         int get_bgcolor();
 240         void set_font(int font);
 241         void set_cursor(int cursor);
 242         void set_x_cursor(int cursor);
 243         int get_cursor();
 244
 245 // Drawing
 246         void copy_area(int x1, int y1, int x2, int y2, int w, int h, BC_Pixmap *pixmap = 0);
 247         void clear_box(int x, int y, int w, int h, BC_Pixmap *pixmap = 0);
 248         void draw_box(int x, int y, int w, int h, BC_Pixmap *pixmap = 0);
 249         void draw_circle(int x, int y, int w, int h, BC_Pixmap *pixmap = 0);
 250         void draw_disc(int x, int y, int w, int h, BC_Pixmap *pixmap = 0);
 251         void draw_text(int x, int y, char *text, int length = -1, BC_Pixmap *pixmap = 0);
 252         void draw_center_text(int x, int y, char *text, int length = -1);
 253         void draw_line(int x1, int y1, int x2, int y2, BC_Pixmap *pixmap = 0);
 254         void draw_polygon(ArrayList<int> *x, ArrayList<int> *y, BC_Pixmap *pixmap = 0);
 255         void draw_rectangle(int x, int y, int w, int h);
 256         void draw_3segment(int x,
 257                 int y,
 258                 int w,
 259                 int h,
 260                 BC_Pixmap *left_image,
 261                 BC_Pixmap *mid_image,
 262                 BC_Pixmap *right_image,
 263                 BC_Pixmap *pixmap = 0);
 264         void draw_3segment(int x,
 265                 int y,
 266                 int w,
 267                 int h,
 268                 VFrame *left_image,
 269                 VFrame *mid_image,
 270                 VFrame *right_image,
 271                 BC_Pixmap *pixmap = 0);
 272 // For drawing a changing level
 273         void draw_3segmenth(long x,
 274                 long y,
 275                 long w,
 276                 long total_x,
 277                 long total_w,
 278                 VFrame *image,
 279                 BC_Pixmap *pixmap);
 280         void draw_3segmenth(long x,
 281                 long y,
 282                 long w,
 283                 long total_x,
 284                 long total_w,
 285                 BC_Pixmap *src,
 286                 BC_Pixmap *dst = 0);
 287         void draw_3segmentv(long x,
 288                 long y,
 289                 long h,
 290                 long total_y,
 291                 long total_h,
 292                 BC_Pixmap *src,
 293                 BC_Pixmap *dst = 0);
 294         void draw_3segmentv(long x,
 295                 long y,
 296                 long h,
 297                 long total_y,
 298                 long total_h,
 299                 VFrame *src,
 300                 BC_Pixmap *dst = 0);
 301 // For drawing a single level
 302         void draw_3segmenth(int x,
 303                 int y,
 304                 int w,
 305                 VFrame *image,
 306                 BC_Pixmap *pixmap = 0);
 307         void draw_3segmenth(long x,
 308                 long y,
 309                 long w,
 310                 BC_Pixmap *src,
 311                 BC_Pixmap *dst = 0);
 312         void draw_3segmentv(long x,
 313                 long y,
 314                 long h,
 315                 BC_Pixmap *src,
 316                 BC_Pixmap *dst = 0);
 317         void draw_3segmentv(long x,
 318                 long y,
 319                 long h,
 320                 VFrame *src,
 321                 BC_Pixmap *dst = 0);
 322         void draw_9segment(long x,
 323                 long y,
 324                 long w,
 325                 long h,
 326                 VFrame *src,
 327                 BC_Pixmap *dst = 0);
 328         void draw_3d_box(int x,
 329                 int y,
 330                 int w,
 331                 int h,
 332                 int light1,
 333                 int light2,
 334                 int middle,
 335                 int shadow1,
 336                 int shadow2,
 337                 BC_Pixmap *pixmap = 0);
 338         void draw_3d_border(int x, int y, int w, int h,
 339                 int light1, int light2, int shadow1, int shadow2);
 340         void draw_colored_box(int x, int y, int w, int h, int down, int highlighted);
 341         void draw_check(int x, int y);
 342         void draw_triangle_down_flat(int x, int y, int w, int h);
 343         void draw_triangle_up(int x, int y, int w, int h,
 344                 int light1, int light2, int middle, int shadow1, int shadow2);
 345         void draw_triangle_down(int x, int y, int w, int h,
 346                 int light1, int light2, int middle, int shadow1, int shadow2);
 347         void draw_triangle_left(int x, int y, int w, int h,
 348                 int light1, int light2, int middle, int shadow1, int shadow2);
 349         void draw_triangle_right(int x, int y, int w, int h,
 350                 int light1, int light2, int middle, int shadow1, int shadow2);
 351 // Set the gc to opaque
 352         void set_opaque();
 353         void set_inverse();
 354         void set_background(VFrame *bitmap);
 355         void set_title(char *text);
 356         char* get_title();
 357         void start_video();
 358         void stop_video();
 359         int video_is_on();
 360         void set_done(int return_value);
 361 // Get a bitmap to draw on the window with
 362         BC_Bitmap* new_bitmap(int w, int h, int color_model = -1);
 363 // Draw a bitmap on the window
 364         void draw_bitmap(BC_Bitmap *bitmap,
 365                 int dont_wait,
 366                 int dest_x = 0,
 367                 int dest_y = 0,
 368                 int dest_w = 0,
 369                 int dest_h = 0,
 370                 int src_x = 0,
 371                 int src_y = 0,
 372                 int src_w = 0,
 373                 int src_h = 0,
 374                 BC_Pixmap *pixmap = 0);
 375         void draw_pixel(int x, int y, BC_Pixmap *pixmap = 0);
 376 // Draw a pixmap on the window
 377         void draw_pixmap(BC_Pixmap *pixmap,
 378                 int dest_x = 0,
 379                 int dest_y = 0,
 380                 int dest_w = -1,
 381                 int dest_h = -1,
 382                 int src_x = 0,
 383                 int src_y = 0,
 384                 BC_Pixmap *dst = 0);
 385 // Draw a vframe on the window
 386         void draw_vframe(VFrame *frame,
 387                 int dest_x = 0,
 388                 int dest_y = 0,
 389                 int dest_w = -1,
 390                 int dest_h = -1,
 391                 int src_x = 0,
 392                 int src_y = 0,
 393                 int src_w = 0,
 394                 int src_h = 0,
 395                 BC_Pixmap *pixmap = 0);
 396         void draw_border(char *text, int x, int y, int w, int h);
 397 // Draw a region of the background
 398         void draw_top_background(BC_WindowBase *parent_window, int x, int y, int w, int h, BC_Pixmap *pixmap = 0);
 399         void draw_top_tiles(BC_WindowBase *parent_window, int x, int y, int w, int h);
 400         void draw_background(int x, int y, int w, int h);
 401         void draw_tiles(BC_Pixmap *tile,
 402                 int origin_x,
 403                 int origin_y,
 404                 int x,
 405                 int y,
 406                 int w,
 407                 int h);
 408         void slide_left(int distance);
 409         void slide_right(int distance);
 410         void slide_up(int distance);
 411         void slide_down(int distance);
 412
 413         int cycle_textboxes(int amount);
 414
 415         int raise_window();
 416         int set_tooltips(int tooltips_enabled);
 417         int resize_window(int w, int h);
 418         int reposition_window(int x, int y, int w = -1, int h = -1);
 419 //      int64_t get_repeat_id();
 420         int set_repeat(int64_t duration);
 421         int unset_repeat(int64_t id);
 422         int set_tooltip(char *text);
 423         int show_tooltip(int w = -1, int h = -1);
 424         int hide_tooltip();
 425         int set_icon(VFrame *data);
 426         int load_defaults(Defaults *defaults);
 427         int save_defaults(Defaults *defaults);
 428
 429 #ifdef HAVE_LIBXXF86VM
 430 // Mode switch methods.
 431    void closest_vm(int *vm, int *width, int *height);
 432    void scale_vm(int vm);
 433    void restore_vm();
 434 #endif
 435
 436
 437
 438
 439 private:
 440 // Create a window
 441         virtual int create_window(BC_WindowBase *parent_window,
 442                                 char *title,
 443                                 int x,
 444                                 int y,
 445                                 int w,
 446                                 int h,
 447                                 int minw,
 448                                 int minh,
 449                                 int allow_resize,
 450                                 int private_color,
 451                                 int hide,
 452                                 int bg_color,
 453                                 char *display_name,
 454                                 int window_type,
 455                                 BC_Pixmap *bg_pixmap);
 456
 457         static Display* init_display(char *display_name);
 458         virtual int initialize();
 459         int get_atoms();
 460         void init_cursors();
 461         int init_colors();
 462         int init_window_shape();
 463         static int evaluate_color_model(int client_byte_order, int server_byte_order, int depth);
 464         int create_private_colors();
 465         int create_color(int color);
 466         int create_shared_colors();
 467         int get_single_text_width(int font, char *text, int length);
 468         int allocate_color_table();
 469         int init_gc();
 470         int init_fonts();
 471         int get_color_rgb8(int color);
 472         int64_t get_color_rgb16(int color);
 473         int64_t get_color_bgr16(int color);
 474         int64_t get_color_bgr24(int color);
 475         XFontStruct* get_font_struct(int font);
 476         Cursor get_cursor_struct(int cursor);
 477     XFontSet get_fontset(int font);
 478     XFontSet get_curr_fontset(void);
 479     void set_fontset(int font);
 480         int dispatch_event();
 481
 482         int get_key_masks(XEvent &event);
 483
 484         int trigger_tooltip();
 485         int untrigger_tooltip();
 486         void draw_tooltip();
 487         int arm_repeat(int64_t duration);
 488 // delete all repeater opjects for a close
 489         int unset_all_repeaters();
 490
 491 // Recursive event dispatchers
 492         int dispatch_resize_event(int w, int h);
 493         int dispatch_motion_event();
 494         int dispatch_keypress_event();
 495         int dispatch_repeat_event(int64_t duration);
 496         int dispatch_repeat_event_master(int64_t duration);
 497         int dispatch_button_press();
 498         int dispatch_button_release();
 499         int dispatch_cursor_leave();
 500         int dispatch_cursor_enter();
 501         int dispatch_translation_event();
 502         int dispatch_drag_start();
 503         int dispatch_drag_motion();
 504         int dispatch_drag_stop();
 505         int dispatch_expose_event();
 506
 507 // Get the port ID for a color model or return -1 for failure
 508         int grab_port_id(BC_WindowBase *window, int color_model);
 509
 510         int find_next_textbox(BC_WindowBase **first_textbox, BC_WindowBase **next_textbox, int &result);
 511         int find_prev_textbox(BC_WindowBase **last_textbox, BC_WindowBase **prev_textbox, int &result);
 512
 513
 514
 515         void translate_coordinates(Window src_w,
 516                 Window dest_w,
 517                 int src_x,
 518                 int src_y,
 519                 int *dest_x_return,
 520                 int *dest_y_return);
 521
 522 // Top level window above this window
 523         BC_WindowBase* top_level;
 524 // Window just above this window
 525         BC_WindowBase* parent_window;
 526 // list of window bases in this window
 527         BC_SubWindowList* subwindows;
 528 // Position of window
 529         int x, y, w, h;
 530 // Default colors
 531         int light1, light2, medium, dark1, dark2, bg_color;
 532 // Type of window defined above
 533         int window_type;
 534 // Pointer to the active menubar in the window.
 535         BC_MenuBar* active_menubar;
 536 // pointer to the active popup menu in the window
 537         BC_PopupMenu* active_popup_menu;
 538 // pointer to the active subwindow
 539         BC_WindowBase* active_subwindow;
 540
 541 // Window parameters
 542         int allow_resize;
 543         int hidden, private_color, bits_per_pixel, color_model;
 544         int server_byte_order, client_byte_order;
 545 // number of colors in color table
 546         int total_colors;
 547 // last color found in table
 548         int current_color_value, current_color_pixel;
 549 // table for every color allocated
 550         int color_table[256][2];
 551 // Turn on optimization
 552         int video_on;
 553 // Event handler completion
 554         int done;
 555 // Return value of event handler
 556         int return_value;
 557 // Motion event compression
 558         int motion_events, last_motion_x, last_motion_y;
 559 // window of buffered motion
 560         Window last_motion_win;
 561 // Resize event compression
 562         int resize_events, last_resize_w, last_resize_h;
 563         int translation_events, last_translate_x, last_translate_y;
 564         int prev_x, prev_y;
 565 // Since the window manager automatically translates the window at boot,
 566 // use the first translation event to get correction factors
 567         int translation_count;
 568         int x_correction, y_correction;
 569 // Key masks
 570         int ctrl_mask, shift_mask, alt_mask;
 571 // Cursor motion information
 572         int cursor_x, cursor_y;
 573 // Button status information
 574         int button_down, button_number;
 575 // When button was pressed and whether it qualifies as a double click
 576         uint64_t button_time1, button_time2;
 577         int double_click;
 578 // Which button is down
 579         int button_pressed;
 580 // Last key pressed
 581         int key_pressed;
 582 // During a selection drag involving toggles, set the same value for each toggle
 583         int toggle_value;
 584
 585         static BC_Resources resources;
 586 // Array of repeaters for multiple repeating objects.
 587         ArrayList<BC_Repeater*> repeaters;
 588 //      int64_t next_repeat_id;
 589 // Text for tooltip if one exists
 590         char tooltip_text[BCTEXTLEN];
 591 // If the current window's tooltip is visible
 592         int tooltip_on;
 593 // Repeat ID of tooltip
 594 //      int64_t tooltip_id;
 595 // Popup window for tooltip
 596         BC_Popup *tooltip_popup;
 597 // If this subwindow has already shown a tooltip since the last EnterNotify
 598         int tooltip_done;
 599 // If the tooltip shouldn't be hidden
 600         int persistant_tooltip;
 601         int current_font;
 602     XFontSet largefontset, mediumfontset, smallfontset, curr_fontset;
 603         int64_t current_color;
 604 // Coordinate of drag start
 605         int drag_x, drag_y;
 606 // Boundaries the cursor must pass to start a drag
 607         int drag_x1, drag_x2, drag_y1, drag_y2;
 608 // Dragging is specific to the subwindow
 609         int is_dragging;
 610 // Don't delete the background pixmap
 611         int shared_bg_pixmap;
 612         char title[BCTEXTLEN];
 613
 614 // Window tree for dragging operations
 615         static BC_WindowTree *window_tree;
 616
 617 // X Window parameters
 618         int screen;
 619         Window rootwin;
 620 // windows previous events happened in
 621         Window event_win, drag_win;
 622         Visual *vis;
 623         Colormap cmap;
 624         Display* display;
 625         Window win;
 626         Pixmap pixmap;
 627 #ifdef HAVE_GL
 628         GLXContext gl_context;
 629 #endif
 630         static Mutex opengl_lock;
 631         int window_lock;
 632         GC gc;
 633 // Depth given by the X Server
 634         int default_depth;
 635         Atom DelWinXAtom;
 636         Atom ProtoXAtom;
 637         Atom RepeaterXAtom;
 638         Atom SetDoneXAtom;
 639         XFontStruct *largefont, *mediumfont, *smallfont;
 640         int current_cursor;
 641         Cursor arrow_cursor;
 642         Cursor cross_cursor;
 643         Cursor ibeam_cursor;
 644         Cursor vseparate_cursor;
 645         Cursor hseparate_cursor;
 646         Cursor move_cursor;
 647         Cursor temp_cursor;
 648         Cursor left_cursor;
 649         Cursor right_cursor;
 650         Cursor upright_arrow_cursor;
 651         Cursor upleft_resize_cursor;
 652         Cursor upright_resize_cursor;
 653         Cursor downleft_resize_cursor;
 654         Cursor downright_resize_cursor;
 655
 656         int xvideo_port_id;
 657         ArrayList<BC_ResizeCall*> resize_history;
 658 // Background tile if tiled
 659         BC_Pixmap *bg_pixmap;
 660 // Icon
 661         BC_Popup *icon_window;
 662         BC_Pixmap *icon_pixmap;
 663 // Temporary
 664         BC_Bitmap *temp_bitmap;
 665 // Clipboard
 666         BC_Clipboard *clipboard;
 667
 668 // Cancel button, to be called on close window, if != NULL
 669         BC_CancelButton *cancel_button;
 670
 671 #ifdef HAVE_LIBXXF86VM
 672 // Mode switch information.
 673    int vm_switched;
 674    XF86VidModeModeInfo orig_modeline;
 675 #endif
 676 };
 677
 678
 679
 680 #endif