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Assign broken image when Fl_Shared_Image::get() returns NULL.

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git-svn-id: file:///fltk/svn/fltk/branches/branch-1.1@1890 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
This commit is contained in:
Michael R Sweet
2001-12-21 15:50:49 +00:00
parent b7c23bc5e1
commit b7be2be5e6
1 changed files with 50 additions and 3 deletions
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src/Fl_Help_View.cxx
+50 -3
View File
@@ -1,5 +1,5 @@
// //
// "$Id: Fl_Help_View.cxx,v 1.1.2.23 2001/12/19 18:15:34 easysw Exp $" // "$Id: Fl_Help_View.cxx,v 1.1.2.24 2001/12/21 15:50:49 easysw Exp $"
// //
// Fl_Help_View widget routines. // Fl_Help_View widget routines.
// //
@@ -54,6 +54,7 @@
// //
#include <FL/Fl_Help_View.H> #include <FL/Fl_Help_View.H>
#include <FL/Fl_Pixmap.H>
#include <stdio.h> #include <stdio.h>
#include <stdlib.h> #include <stdlib.h>
#include "flstring.h" #include "flstring.h"
@@ -89,6 +90,48 @@ static void scrollbar_callback(Fl_Widget *s, void *);
static void hscrollbar_callback(Fl_Widget *s, void *); static void hscrollbar_callback(Fl_Widget *s, void *);
//
// Broken image...
//
static const char *broken_xpm[] =
{
"16 24 4 1",
"@ c #000000",
" c #ffffff",
"+ c none",
"x c #ff0000",
// pixels
"@@@@@@@+++++++++",
"@ @++++++++++",
"@ @+++++++++++",
"@ @++@++++++++",
"@ @@+++++++++",
"@ @+++@+++++",
"@ @++@@++++@",
"@ xxx @@ @++@@",
"@ xxx xx@@ @",
"@ xxx xxx @",
"@ xxxxxx @",
"@ xxxx @",
"@ xxxxxx @",
"@ xxx xxx @",
"@ xxx xxx @",
"@ xxx xxx @",
"@ @",
"@ @",
"@ @",
"@ @",
"@ @",
"@ @",
"@ @",
"@@@@@@@@@@@@@@@@",
NULL
};
static Fl_Pixmap broken_image(broken_xpm);
// //
// 'Fl_Help_View::add_block()' - Add a text block to the list. // 'Fl_Help_View::add_block()' - Add a text block to the list.
// //
@@ -1967,6 +2010,7 @@ Fl_Help_View::get_image(const char *name, int W, int H) {
char dir[1024]; // Current directory char dir[1024]; // Current directory
char temp[1024], // Temporary filename char temp[1024], // Temporary filename
*tempptr; // Pointer into temporary name *tempptr; // Pointer into temporary name
Fl_Shared_Image *ip; // Image pointer...
// See if the image can be found... // See if the image can be found...
if (strchr(directory_, ':') != NULL && strchr(name, ':') == NULL) { if (strchr(directory_, ':') != NULL && strchr(name, ':') == NULL) {
@@ -1994,7 +2038,10 @@ Fl_Help_View::get_image(const char *name, int W, int H) {
if (strncmp(localname, "file:", 5) == 0) localname += 5; if (strncmp(localname, "file:", 5) == 0) localname += 5;
return Fl_Shared_Image::get(localname, W, H); if ((ip = Fl_Shared_Image::get(localname, W, H)) == NULL)
ip = (Fl_Shared_Image *)&broken_image;
return ip;
} }
@@ -2569,5 +2616,5 @@ hscrollbar_callback(Fl_Widget *s, void *)
// //
// End of "$Id: Fl_Help_View.cxx,v 1.1.2.23 2001/12/19 18:15:34 easysw Exp $". // End of "$Id: Fl_Help_View.cxx,v 1.1.2.24 2001/12/21 15:50:49 easysw Exp $".
// //