WINGs/WINGs/WINGsP.h

   1 #ifndef _WINGSP_H_
   2 #define _WINGSP_H_
   3
   4
   5 #include <X11/Xlib.h>
   6 #include <X11/Xutil.h>
   7
   8
   9 #include <WINGs/WINGs.h>
  10
  11 #if WINGS_H_VERSION < 20010117
  12 #error There_is_an_old_WINGs.h_file_somewhere_in_your_system._Please_remove_it.
  13 #endif
  14
  15 #include <assert.h>
  16
  17 #include <stdlib.h>
  18 #include <string.h>
  19 #include <stdio.h>
  20
  21 #ifdef __cplusplus
  22 extern "C" {
  23 #endif /* __cplusplus */
  24
  25 #define DOUBLE_BUFFER
  26
  27
  28
  29 #define WC_UserWidget   128
  30
  31
  32
  33 #define SCROLLER_WIDTH   20
  34
  35
  36
  37 #define XDND_VERSION 4
  38
  39
  40 typedef struct W_Application {
  41     char *applicationName;
  42     int argc;
  43     char **argv;
  44     char *resourcePath;
  45 } W_Application;
  46
  47
  48 typedef struct W_Font {
  49     struct W_Screen *screen;
  50
  51     union {
  52         XFontSet set;
  53         XFontStruct *normal;
  54     } font;
  55     short height;
  56     short y;
  57     short refCount;
  58     char *name;
  59     unsigned int notFontSet:1;
  60 } W_Font;
  61
  62
  63 typedef struct W_Pixmap {
  64     struct W_Screen *screen;
  65     Pixmap pixmap;
  66     Pixmap mask;
  67     unsigned short width;
  68     unsigned short height;
  69     short depth;
  70     short refCount;
  71 } W_Pixmap;
  72
  73
  74 typedef struct W_Color {
  75     struct W_Screen *screen;
  76
  77     XColor color;
  78     short refCount;
  79     GC gc;
  80     struct {
  81         unsigned int exact:1;
  82     } flags;
  83 } W_Color;
  84
  85
  86 typedef struct W_FocusInfo {
  87     struct W_View *toplevel;
  88     struct W_View *focused;            /* view that has the focus in this toplevel */
  89     struct W_FocusInfo *next;
  90 } W_FocusInfo;
  91
  92
  93
  94 struct W_DraggingInfo {
  95     Window destinationWindow;
  96     Window sourceWindow;
  97
  98     WMPoint location;
  99
 100     unsigned sourceOperation;
 101     WMPixmap *image;
 102     WMPoint imageLocation;
 103
 104     char **types;
 105
 106     Time timestamp;
 107
 108     int protocolVersion;
 109
 110     /* should be treated as internal data */
 111     WMView *sourceView;
 112     WMView *destView;
 113     WMSize mouseOffset;
 114     unsigned finished:1;
 115 };
 116
 117
 118 typedef struct W_Screen {
 119     Display *display;
 120     int screen;
 121     int depth;
 122
 123     Colormap colormap;
 124
 125     Visual *visual;
 126
 127     Time lastEventTime;
 128
 129     Window rootWin;
 130
 131     struct W_View *rootView;
 132
 133     RContext *rcontext;
 134
 135     /* application related */
 136
 137     W_FocusInfo *focusInfo;
 138
 139     RImage *applicationIconImage;      /* image (can have alpha channel) */
 140     struct W_Pixmap *applicationIconPixmap; /* pixmap - no alpha channel */
 141     Window applicationIconWindow;
 142
 143     struct W_Window *windowList;       /* list of windows in the app */
 144
 145     Window groupLeader;                /* the leader of the application */
 146                                        /* also used for other things */
 147
 148     struct W_SelectionHandlers *selectionHandlerList;
 149
 150     struct {
 151         unsigned int hasAppIcon:1;
 152         unsigned int simpleApplication:1;
 153     } aflags;
 154
 155     WMOpenPanel *sharedOpenPanel;
 156     WMSavePanel *sharedSavePanel;
 157
 158     struct W_FontPanel *sharedFontPanel;
 159
 160     struct W_ColorPanel *sharedColorPanel;
 161
 162     Pixmap stipple;
 163
 164     struct W_View *dragSourceView;
 165     struct W_DraggingInfo dragInfo;
 166
 167     /* colors */
 168     W_Color *white;
 169     W_Color *black;
 170     W_Color *gray;
 171     W_Color *darkGray;
 172
 173     GC stippleGC;
 174
 175     GC copyGC;
 176     GC clipGC;
 177
 178     GC monoGC;                         /* GC for 1bpp visuals */
 179
 180     GC xorGC;
 181
 182     GC ixorGC;                         /* IncludeInferiors XOR */
 183
 184     GC textFieldGC;
 185
 186     W_Font *normalFont;
 187
 188     W_Font *boldFont;
 189
 190     WMHashTable *fontCache;
 191
 192     Bool useMultiByte;
 193
 194     unsigned int ignoredModifierMask; /* modifiers to ignore when typing txt */
 195
 196     struct W_Balloon *balloon;
 197
 198
 199     struct W_Pixmap *checkButtonImageOn;
 200     struct W_Pixmap *checkButtonImageOff;
 201
 202     struct W_Pixmap *radioButtonImageOn;
 203     struct W_Pixmap *radioButtonImageOff;
 204
 205     struct W_Pixmap *buttonArrow;
 206     struct W_Pixmap *pushedButtonArrow;
 207
 208     struct W_Pixmap *scrollerDimple;
 209
 210     struct W_Pixmap *upArrow;
 211     struct W_Pixmap *downArrow;
 212     struct W_Pixmap *leftArrow;
 213     struct W_Pixmap *rightArrow;
 214
 215     struct W_Pixmap *hiUpArrow;
 216     struct W_Pixmap *hiDownArrow;
 217     struct W_Pixmap *hiLeftArrow;
 218     struct W_Pixmap *hiRightArrow;
 219
 220     struct W_Pixmap *pullDownIndicator;
 221     struct W_Pixmap *popUpIndicator;
 222
 223     struct W_Pixmap *checkMark;
 224
 225     struct W_Pixmap *homeIcon;
 226     struct W_Pixmap *altHomeIcon;
 227
 228     struct W_Pixmap *trashcanIcon;
 229     struct W_Pixmap *altTrashcanIcon;
 230
 231     struct W_Pixmap *createDirIcon;
 232     struct W_Pixmap *altCreateDirIcon;
 233
 234     struct W_Pixmap *disketteIcon;
 235     struct W_Pixmap *altDisketteIcon;
 236     struct W_Pixmap *unmountIcon;
 237     struct W_Pixmap *altUnmountIcon;
 238
 239     struct W_Pixmap *magnifyIcon;
 240 /*    struct W_Pixmap *altMagnifyIcon;*/
 241     struct W_Pixmap *wheelIcon;
 242     struct W_Pixmap *grayIcon;
 243     struct W_Pixmap *rgbIcon;
 244     struct W_Pixmap *cmykIcon;
 245     struct W_Pixmap *hsbIcon;
 246     struct W_Pixmap *customPaletteIcon;
 247     struct W_Pixmap *colorListIcon;
 248
 249     struct W_Pixmap *defaultObjectIcon;
 250
 251     Cursor defaultCursor;
 252
 253     Cursor textCursor;
 254
 255     Cursor invisibleCursor;
 256
 257     Atom attribsAtom;                  /* GNUstepWindowAttributes */
 258
 259     Atom deleteWindowAtom;             /* WM_DELETE_WINDOW */
 260
 261     Atom protocolsAtom;                /* _XA_WM_PROTOCOLS */
 262
 263     Atom clipboardAtom;                /* CLIPBOARD */
 264
 265     Atom xdndAwareAtom;                /* XdndAware */
 266     Atom xdndSelectionAtom;
 267     Atom xdndEnterAtom;
 268     Atom xdndLeaveAtom;
 269     Atom xdndPositionAtom;
 270     Atom xdndDropAtom;
 271     Atom xdndFinishedAtom;
 272     Atom xdndTypeListAtom;
 273     Atom xdndStatusAtom;
 274
 275     Atom xdndActionCopy;
 276     Atom xdndActionMove;
 277     Atom xdndActionLink;
 278     Atom xdndActionAsk;
 279     Atom xdndActionPrivate;
 280
 281     Atom wmIconDragOffsetAtom;
 282
 283     Atom wmStateAtom;                  /* WM_STATE */
 284
 285     /* stuff for detecting double-clicks */
 286     Time lastClickTime;                /* time of last mousedown event */
 287     Window lastClickWindow;            /* window of the last mousedown */
 288
 289     struct W_View *modalView;
 290     unsigned modalLoop:1;
 291     unsigned ignoreNextDoubleClick:1;
 292 } W_Screen;
 293
 294
 295
 296 typedef struct W_ViewDelegate {
 297     void *data;
 298
 299     void (*didMove)(struct W_ViewDelegate*, WMView*);
 300
 301     void (*didResize)(struct W_ViewDelegate*, WMView*);
 302
 303     void (*willMove)(struct W_ViewDelegate*, WMView*, int*, int*);
 304
 305     void (*willResize)(struct W_ViewDelegate*, WMView*,
 306                        unsigned int*, unsigned int*);
 307 } W_ViewDelegate;
 308
 309
 310
 311 typedef struct W_View {
 312     struct W_Screen *screen;
 313
 314     WMWidget *self;                    /* must point to the widget the
 315                                         * view belongs to */
 316
 317     W_ViewDelegate *delegate;
 318
 319     Window window;
 320
 321     WMSize size;
 322
 323     short topOffs;
 324     short leftOffs;
 325     short bottomOffs;
 326     short rightOffs;
 327
 328     WMPoint pos;
 329
 330     struct W_View *nextFocusChain;     /* next/prev in focus chain */
 331     struct W_View *prevFocusChain;
 332
 333     struct W_View *nextResponder;      /* next to receive keyboard events */
 334
 335     struct W_View *parent;             /* parent WMView */
 336
 337     struct W_View *childrenList;       /* first in list of child windows */
 338
 339     struct W_View *nextSister;         /* next on parent's children list */
 340
 341     WMArray *eventHandlers;            /* event handlers for this window */
 342
 343     unsigned long attribFlags;
 344     XSetWindowAttributes attribs;
 345
 346     void *hangedData;                  /* data holder for user program */
 347
 348     WMColor *backColor;
 349
 350     Cursor cursor;
 351
 352     Atom *droppableTypes;
 353     struct W_DragSourceProcs *dragSourceProcs;
 354     struct W_DragDestinationProcs *dragDestinationProcs;
 355     int helpContext;
 356
 357
 358     struct {
 359         unsigned int realized:1;
 360         unsigned int mapped:1;
 361         unsigned int parentDying:1;
 362         unsigned int dying:1;          /* the view is being destroyed */
 363         unsigned int topLevel:1;       /* is a top level window */
 364         unsigned int root:1;           /* is the root window */
 365         unsigned int mapWhenRealized:1;/* map the view when it's realized */
 366         unsigned int alreadyDead:1;    /* view was freed */
 367
 368         unsigned int dontCompressMotion:1;   /* motion notify event compress */
 369         unsigned int notifySizeChanged:1;
 370         unsigned int dontCompressExpose:1;   /* will compress all expose
 371                                               events into one */
 372         /* toplevel only */
 373         unsigned int worksWhenModal:1;
 374         unsigned int pendingRelease1:1;
 375         unsigned int pendingRelease2:1;
 376         unsigned int pendingRelease3:1;
 377         unsigned int pendingRelease4:1;
 378         unsigned int pendingRelease5:1;
 379         unsigned int xdndHintSet:1;
 380     } flags;
 381
 382     int refCount;
 383 } W_View;
 384
 385
 386 typedef struct W_EventHandler {
 387     unsigned long eventMask;
 388
 389     WMEventProc *proc;
 390
 391     void *clientData;
 392 } W_EventHandler;
 393
 394
 395
 396
 397 typedef struct _WINGsConfiguration {
 398     char *systemFont;
 399     char *boldSystemFont;
 400     int  defaultFontSize;
 401     Bool useMultiByte;
 402     char *floppyPath;
 403     unsigned doubleClickDelay;
 404     unsigned mouseWheelUp;
 405     unsigned mouseWheelDown;
 406 } _WINGsConfiguration;
 407
 408 extern _WINGsConfiguration WINGsConfiguration;
 409
 410
 411
 412 #define CHECK_CLASS(widget, class) assert(W_CLASS(widget)==(class))
 413
 414
 415 #define W_CLASS(widget)         (((W_WidgetType*)(widget))->widgetClass)
 416 #define W_VIEW(widget)          (((W_WidgetType*)(widget))->view)
 417
 418 #define W_VIEW_REALIZED(view)   (view)->flags.realized
 419 #define W_VIEW_MAPPED(view)     (view)->flags.mapped
 420
 421 #define W_VIEW_DISPLAY(view)    (view)->screen->display
 422 #define W_VIEW_SCREEN(view)     (view)->screen
 423 #define W_VIEW_DRAWABLE(view)   (view)->window
 424
 425 #define W_VIEW_WIDTH(view)      (view)->size.width
 426 #define W_VIEW_HEIGHT(view)     (view)->size.height
 427
 428
 429 #define W_PIXEL(c)              (c)->color.pixel
 430
 431 #define W_FONTID(f)             (f)->font->fid
 432
 433 #define W_DRAWABLE(scr)         (scr)->rcontext->drawable
 434
 435
 436
 437 W_View *W_GetViewForXWindow(Display *display, Window window);
 438
 439 W_View *W_CreateView(W_View *parent);
 440
 441 W_View *W_CreateTopView(W_Screen *screen);
 442
 443 W_View *W_CreateUnmanagedTopView(W_Screen *screen);
 444
 445
 446 W_View *W_CreateRootView(W_Screen *screen);
 447
 448 void W_DestroyView(W_View *view);
 449
 450 void W_RealizeView(W_View *view);
 451
 452 void W_ReparentView(W_View *view, W_View *newParent, int x, int y);
 453
 454 void W_RaiseView(W_View *view);
 455
 456 void W_LowerView(W_View *view);
 457
 458
 459 void W_MapView(W_View *view);
 460
 461 void W_MapSubviews(W_View *view);
 462
 463 void W_UnmapSubviews(W_View *view);
 464
 465 W_View *W_TopLevelOfView(W_View *view);
 466
 467 void W_UnmapView(W_View *view);
 468
 469 void W_MoveView(W_View *view, int x, int y);
 470
 471 void W_ResizeView(W_View *view, unsigned int width, unsigned int height);
 472
 473 void W_SetViewBackgroundColor(W_View *view, WMColor *color);
 474
 475 void W_SetViewCursor(W_View *view, Cursor cursor);
 476
 477 void W_DrawRelief(W_Screen *scr, Drawable d, int x, int y, unsigned int width,
 478                   unsigned int height, WMReliefType relief);
 479
 480 void W_DrawReliefWithGC(W_Screen *scr, Drawable d, int x, int y,
 481                         unsigned int width, unsigned int height,
 482                         WMReliefType relief,
 483                         GC black, GC dark, GC light, GC white);
 484
 485 void W_CallDestroyHandlers(W_View *view);
 486
 487 void W_PaintTextAndImage(W_View *view, int wrap, GC textGC, W_Font *font,
 488                          WMReliefType relief, char *text,
 489                          WMAlignment alignment, W_Pixmap *image,
 490                          WMImagePosition position, GC backGC, int ofs);
 491
 492 void W_PaintText(W_View *view, Drawable d, WMFont *font,  int x, int y,
 493                  int width, WMAlignment alignment, GC gc,
 494                  int wrap, char *text, int length);
 495
 496 int W_GetTextHeight(WMFont *font, char *text, int width, int wrap);
 497
 498
 499 int W_TextWidth(WMFont *font, char *text, int length);
 500
 501
 502 void W_BroadcastMessage(W_View *targetParent, XEvent *event);
 503
 504 void W_DispatchMessage(W_View *target, XEvent *event);
 505
 506 void W_SetFocusOfToplevel(W_View *toplevel, W_View *view);
 507
 508 W_View *W_FocusedViewOfToplevel(W_View *view);
 509
 510 void W_SetFocusOfTopLevel(W_View *toplevel, W_View *view);
 511
 512 void W_ReleaseView(WMView *view);
 513
 514 WMView *W_RetainView(WMView *view);
 515
 516 void W_InitApplication(WMScreen *scr);
 517
 518 void W_InitNotificationCenter(void);
 519
 520 W_Class W_RegisterUserWidget(void);
 521
 522 void W_RedisplayView(WMView *view);
 523
 524 Bool W_ApplicationInitialized(void);
 525
 526 void W_HandleSelectionEvent(XEvent *event);
 527
 528 void W_HandleDNDClientMessage(WMView *toplevel, XClientMessageEvent *event);
 529
 530 void W_FlushASAPNotificationQueue(void);
 531
 532 void W_FlushIdleNotificationQueue(void);
 533
 534 struct W_Balloon *W_CreateBalloon(WMScreen *scr);
 535
 536 void W_BalloonHandleEnterView(WMView *view);
 537
 538 void W_BalloonHandleLeaveView(WMView *view);
 539
 540 Bool W_CheckIdleHandlers(void);
 541
 542 void W_CheckTimerHandlers(void);
 543
 544 Bool W_HandleInputEvents(Bool waitForInput, int inputfd);
 545
 546 #ifdef __cplusplus
 547 }
 548 #endif /* __cplusplus */
 549
 550 #endif /* _WINGSP_H_ */