X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/e941874b17aa0393d8145c94587ad549eb127ea8..fc5414a1c6c55fcf9fd7f5bffb09b9b9eaf1d4bf:/src/x11/nanox.c

diff --git a/src/x11/nanox.c b/src/x11/nanox.c
index 08336349db..5da90dd64d 100644
--- a/src/x11/nanox.c
+++ b/src/x11/nanox.c
@@ -2,60 +2,74 @@
  * nanox.c
  *
  * Replacements for some comomon Xlib functions
+ * Licence: The wxWindows licence
  */
 
 #include "wx/setup.h"
 
 #if wxUSE_NANOX
 
+#ifdef __GNUG__
+#pragma implementation "Xlib.h"
+#endif
+
+#include <ctype.h>
+#include <malloc.h>
+#include <string.h>
+#include <stdio.h>
+#include "wx/defs.h"
 #include "wx/x11/nanox/X11/Xlib.h"
 
-Colormap DefaultColormapOfScreen(Screen /* screen */)
-{
-    static Colormap s_globalColormap;
-    static bool s_init = FALSE;
+/* Expands to some compatibility functions (see XtoNX.h) */
+
+STATIC_FUNCTIONS
 
-    if (!s_init)
+static GR_PALETTE* s_globalColormap = 0;
+
+Colormap DefaultColormapOfScreen(Screen* screen)
+{
+    if (!s_globalColormap)
     {
-        GrGetSystemPalette(& s_globalColormap);
-        s_init = TRUE;
+        s_globalColormap = (GR_PALETTE*) malloc(sizeof(GR_PALETTE));
+       
+        GrGetSystemPalette(s_globalColormap);
     }
 
     return s_globalColormap;
 }
 
-int XSetGraphicsExposures( Display* /* display */, GC /* gc */, Bool /* graphics_exposures */)
+int XSetGraphicsExposures( Display* display, GC gc, Bool graphics_exposures)
 {
     return Success ;
 }
 
-int XWarpPointer( Display* /* display */, Window /* srcW */, Window /* srcW */,
-                 int /* srcX */, int /* srcY */,
-                 unsigned int /* srcWidth */,
-                 unsigned int /* srcHeight */,
+int XWarpPointer( Display* display, Window srcW, Window destW,
+                 int srcX, int srcY,
+                 unsigned int srcWidth,
+                 unsigned int srcHeight,
                  int destX, int destY)
 {
     GrMoveCursor(destX, destY);
     return Success;
 }
 
-int XSetInputFocus(Display* /* display */, Window focus, int /* revert_to */, Time /* time */)
+int XSetInputFocus(Display* display, Window focus, int revert_to, Time time)
 {
     GrSetFocus(focus);
     return Success;
 }
 
-int XGetInputFocus(Display* /* display */, Window* /* focus_return */, int* /* revert_to_return */)
+int XGetInputFocus(Display* display, Window* focus_return, int* revert_to_return)
 {
     * focus_return = GrGetFocus();
     * revert_to_return = 0;
     return Success;
 }
 
-int XGrabPointer(Display* /* display */, Window /* grab_window */,
-                 Bool /* owner_events */, unsigned int /* event_mask */,
-                 int /* pointer_mode */, int /* keyboard_mode */,
-                 Window /* confine_to */, Cursor /* cursor */, Time /* time */)
+int XGrabPointer(Display* display, Window grab_window,
+                 Bool owner_events, unsigned int event_mask,
+                 int pointer_mode, int keyboard_mode,
+                 Window confine_to, Cursor cursor, Time time)
 {
     /* According to comments in srvevent.c in Nano-X, the pointer
      * is implicitly grabbed when a mouse button is down.
@@ -64,12 +78,12 @@ int XGrabPointer(Display* /* display */, Window /* grab_window */,
     return Success;
 }
 
-int XUngrabPointer(Display /* display */, Time /* time */)
+int XUngrabPointer(Display* display, Time time)
 {
     return Success;
 }
 
-int XCopyArea(Display* /* display */, Drawable src, Drawable dest, GC gc,
+int XCopyArea(Display* display, Drawable src, Drawable dest, GC gc,
               int src_x, int src_y, unsigned int width, unsigned int height,
               int dest_x, int dest_y)
 {
@@ -79,9 +93,9 @@ int XCopyArea(Display* /* display */, Drawable src, Drawable dest, GC gc,
     return Success;
 }
 
-int XCopyPlane(Display* /* display */, Drawable src, Drawable dest, GC gc,
+int XCopyPlane(Display* display, Drawable src, Drawable dest, GC gc,
               int src_x, int src_y, unsigned int width, unsigned int height,
-              int dest_x, int dest_y, unsigned long /* plane */)
+              int dest_x, int dest_y, unsigned long plane)
 {
     GrCopyArea(dest, gc, dest_x, dest_y,
 			width, height, src,
@@ -139,9 +153,11 @@ typedef struct {
 
 
 Status XGetWindowAttributes(Display* display, Window w,
-                            XWindowAttributes* window_attributes_return)
+                            XWindowAttributes* window_attributes)
 {
     GR_WINDOW_INFO info;
+    Window parent = 0;
+    GrFlush();
     GrGetWindowInfo(w, & info);
 
     window_attributes->x = info.x;
@@ -152,7 +168,7 @@ Status XGetWindowAttributes(Display* display, Window w,
     window_attributes->depth = 0;
     window_attributes->visual = NULL;
     window_attributes->root = 0;
-    window_attributes->class = info.inputonly ? InputOnly : InputOutput ;
+    window_attributes->_class = info.inputonly ? InputOnly : InputOutput ;
     window_attributes->bit_gravity = 0;
     window_attributes->win_gravity = 0;
     window_attributes->backing_store = 0;
@@ -167,8 +183,281 @@ Status XGetWindowAttributes(Display* display, Window w,
     window_attributes->override_redirect = FALSE;
     window_attributes->screen = NULL;
 
+    /* We need to check if any parents are unmapped,
+     * or we will report a window as mapped when it is not.
+     */
+    parent = info.parent;
+    while (parent)
+    {
+        GrGetWindowInfo(parent, & info);
+        if (info.mapped == 0)
+            window_attributes->map_state = IsUnmapped;
+
+        parent = info.parent;
+    }
+
+    return 1;
+}
+
+static XErrorHandler* g_ErrorHandler = NULL;
+
+void DefaultNanoXErrorHandler(GR_EVENT_ERROR* ep)
+{
+    if (g_ErrorHandler)
+    {
+        XErrorEvent errEvent;
+        errEvent.type = ep->type;
+        errEvent.display = NULL;
+        errEvent.resourceid = ep->id;
+        errEvent.serial = 0;
+        errEvent.error_code = ep->code;
+        errEvent.request_code = 0;
+        errEvent.minor_code = 0;
+        (*g_ErrorHandler)(NULL, & errEvent);
+    }
+}
+
+XErrorHandler XSetErrorHandler (XErrorHandler handler)
+{
+    XErrorHandler oldHandler = g_ErrorHandler;
+    g_ErrorHandler = handler;
+    GrSetErrorHandler(DefaultNanoXErrorHandler);
+    return oldHandler;
+}
+
+static Screen s_screen;
+Screen *XScreenOfDisplay(Display*		display,
+                         int screen_number)
+{
+    /* TODO: fill in the members. See Xlib.h */
+    return & s_screen;
+}
+
+int DisplayWidth(Display* display, int screen)
+{
+    return _display.display_width;
+}
+
+int DisplayHeight(Display* display, int screen)
+{
+    return _display.display_height;
+}
+
+int DefaultDepth(Display* display, int screen)
+{
+    return _display.display_bpp;
+}
+
+int XAllocColor(Display* display, Colormap cmap,
+                XColor* color)
+{
+    GR_PIXELVAL pixel;
+    GrFindColor(GR_RGB(color->red, color->green, color->blue), & pixel);
+    color->pixel = pixel;
     return 1;
 }
 
+typedef struct {
+    const char* name;
+    unsigned int red;
+    unsigned int green;
+    unsigned int blue;
+} _wxColourEntry;
+
+static _wxColourEntry _wxColourDatabase[] =
+{
+    { "WHITE", 255, 255, 255 },
+    { "BLACK", 0, 0, 0 },
+    { "RED", 255, 0, 0 },
+    { "GREEN", 0, 255, 0 },
+    { "BLUE", 0, 255, 255 },
+    { "GREY", 128, 128, 128 },
+    { "GRAY", 128, 128, 128 },
+    { "LIGHT GREY", 192, 192, 192 },
+    { "LIGHT GRAY", 192, 192, 192 },
+    { "DARK GREY", 32, 32, 32 },
+    { "DARK GRAY", 32, 32, 32 },
+    { "CYAN", 0, 255, 255 },
+    { "MAGENTA", 255, 255, 0 },
+
+    /* TODO: the rest */
+    { NULL, 0, 0, 0 }
+};
+
+int XParseColor(Display* display, Colormap cmap,
+                const char* cname, XColor* color)
+{
+    int i = 0;
+    for (;;)
+    {
+        if (!_wxColourDatabase[i].name)
+            break;
+        else
+        {
+            if (strcmp(cname, _wxColourDatabase[i].name) == 0)
+            {
+                color->red = _wxColourDatabase[i].red;
+                color->green = _wxColourDatabase[i].green;
+                color->blue = _wxColourDatabase[i].blue;
+
+                return 1;
+            }
+            i ++;
+        }
+    }
+
+    /* Not found: use black */
+    color->red = 0;
+    color->green = 0;
+    color->blue = 0;
+    
+    return 0;
+}
+
+int XDrawLine(Display* display, Window win, GC gc,
+              int x1, int y1, int x2, int y2)
+{
+    GR_POINT points[2];
+    points[0].x = x1;
+    points[0].y = y1;
+    points[1].x = x2;
+    points[1].y = y2;
+
+    GrDrawLines(win, gc, points, 2);
+    return 1;
+}
+
+int XTextExtents( XFontStruct* font, char* s, int len, int* direction,
+                  int* ascent, int* descent2, XCharStruct* overall)
+{
+    GR_SIZE retwidth, retheight, retbase;
+    GR_GC_ID gc = GrNewGC();
+
+    *ascent = font->info.baseline;
+    *direction = 1; /* ? */
+    *descent2 = 0; /* ? */
+
+    GrSetGCFont(gc, font->fid);
+
+    /* TODO need to set the relevant flags for the character set.
+     * A good trick might be to pass a wxString instead of char*
+     * to this function.
+     */
+    
+    GrGetGCTextSize(gc, s, len, GR_TFASCII, & retwidth,
+                    & retheight, & retbase);
+    if (overall)
+    {
+        overall->width = retwidth;
+        overall->lbearing = 0;
+        overall->rbearing = 0;
+        overall->ascent = *ascent;
+        overall->descent = 0;
+        overall->attributes = 0;
+    }
+
+    GrDestroyGC(gc);
+    
+    return 1;
+}
+
+XFontStruct* XLoadQueryFont(Display* display, const char* fontSpec)
+{
+    /* TODO: map fontSpec to something sensible for Nano-X */
+    char *fontName = NULL;
+    XFontStruct* fontInfo = malloc(sizeof(XFontStruct));
+    fontInfo->fid = GrCreateFont(fontName, 0, 0);
+    GrGetFontInfo(fontInfo->fid, & fontInfo->info);
+    printf("Warning: should not call XLoadQueryFont since font spec is not used in Nano-X.\n");
+    return fontInfo;
+}
+
+int XFreeFont(Display* display, XFontStruct* fontStruct)
+{
+    GrDestroyFont(fontStruct->fid);
+    free(fontStruct);
+    return 1;
+}
+
+int XQueryColor(Display* display, Colormap cmap, XColor* color)
+{
+    /* cmap is a GR_PALETTE */
+    if (color->pixel < cmap->count)
+    {
+        color->red = cmap->palette[color->pixel].r;
+        color->green = cmap->palette[color->pixel].g;
+        color->blue = cmap->palette[color->pixel].b;
+        return 1;
+    }
+    else
+        return 0;
+}
+
+int XConfigureWindow(Display* display, Window w, int mask, XWindowChanges* changes)
+{
+    if ((mask & CWX) && (mask & CWY))
+        GrMoveWindow(w, changes->x, changes->y);
+    if ((mask & CWWidth) && (mask & CWHeight))
+        GrResizeWindow(w, changes->width, changes->height);
+    if (mask & CWBorderWidth)
+    {
+        /* TODO */
+    }
+    if (mask & CWSibling)
+    {
+        /* TODO */
+    }
+    if (mask & CWStackMode)
+    {
+        /* TODO */
+    }
+    return 1;
+}
+
+int XTranslateCoordinates(Display* display, Window srcWindow, Window destWindow, int srcX, int srcY, int* destX, int* destY, Window* childReturn)
+{
+    int offx = 0;
+    int offy = 0;
+
+    Window w = srcWindow;
+    while (w != GR_ROOT_WINDOW_ID)
+    {
+        GR_WINDOW_INFO info;
+        GrGetWindowInfo(w, & info);
+        w = info.parent;
+
+        offx += info.x ;
+        offy += info.y ;
+    }
+
+    w = destWindow;
+
+    while (w != GR_ROOT_WINDOW_ID)
+    {
+        GR_WINDOW_INFO info;
+        GrGetWindowInfo(w, & info);
+        w = info.parent;
+
+        offx -= info.x ;
+        offy -= info.y ;
+    }
+
+    *destX = srcX + offx;
+    *destY = srcY + offy;
+
+    if (childReturn)
+        *childReturn = 0;
+
+    return 1;
+}
+
+/* Should not really be necessary but in no-optimize mode
+ * gcc complains that wxNoop is not found if wxNoop is inline.
+ */
+
+void wxNoop()
+{
+}
+
 #endif
-  /* wxUSE_NANOX */
\ No newline at end of file
+  /* wxUSE_NANOX */