3e61c765b5
Next take at focus vs. keyboard input probs git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@1503 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
354 lines
10 KiB
C++
354 lines
10 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: utils.cpp
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// Purpose:
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// Author: Robert Roebling
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// Id: $Id$
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// Copyright: (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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//#ifdef __GNUG__
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//#pragma implementation "utils.h"
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//#endif
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#include "wx/utils.h"
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#include "wx/string.h"
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#include "wx/list.h"
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#include <ctype.h>
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#include <string.h>
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#include <unistd.h>
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#ifdef __SVR4__
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#include <sys/systeminfo.h>
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#endif
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#include "gdk/gdkx.h" // GDK_DISPLAY
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#include "gdk/gdkprivate.h" // gdk_progclass
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#include <X11/Xlib.h>
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#include <X11/Xutil.h>
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#include <X11/Xresource.h>
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#include "wx/log.h"
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//-----------------------------------------------------------------------------
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// constants
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//-----------------------------------------------------------------------------
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// Yuck this is really BOTH site and platform dependent
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// so we should use some other strategy!
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#ifdef __SUN__
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#define DEFAULT_XRESOURCE_DIR "/usr/openwin/lib/app-defaults"
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#else
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#define DEFAULT_XRESOURCE_DIR "/usr/lib/X11/app-defaults"
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#endif
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//-----------------------------------------------------------------------------
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// glabal data (data.cpp)
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//-----------------------------------------------------------------------------
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extern wxResourceCache *wxTheResourceCache;
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extern XrmDatabase wxResourceDatabase;
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//-----------------------------------------------------------------------------
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// utility functions for get/write resources
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//-----------------------------------------------------------------------------
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static char *GetResourcePath(char *buf, char *name, bool create)
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{
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if (create && FileExists(name))
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{
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strcpy(buf, name);
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return buf; // Exists so ...
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}
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if (*name == '/')
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strcpy(buf, name);
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else
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{
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// Put in standard place for resource files if not absolute
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strcpy(buf, DEFAULT_XRESOURCE_DIR);
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strcat(buf, "/");
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strcat(buf, FileNameFromPath(name));
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}
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if (create)
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{
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// Touch the file to create it
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FILE *fd = fopen(buf, "w");
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if (fd) fclose(fd);
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}
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return buf;
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}
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// Read $HOME for what it says is home, if not
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// read $USER or $LOGNAME for user name else determine
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// the Real User, then determine the Real home dir.
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static char *GetIniFile(char *dest, const char *filename)
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{
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char *home = (char *) NULL;
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if (filename && wxIsAbsolutePath(filename))
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{
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strcpy(dest, filename);
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}
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else
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{
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if ((home = wxGetUserHome(wxString())) != NULL)
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{
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strcpy(dest, home);
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if (dest[strlen(dest) - 1] != '/') strcat(dest, "/");
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if (filename == NULL)
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{
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if ((filename = getenv("XENVIRONMENT")) == NULL) filename = ".Xdefaults";
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}
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else
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if (*filename != '.') strcat(dest, ".");
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strcat(dest, filename);
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}
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else
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{
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dest[0] = '\0';
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}
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}
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return dest;
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}
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static void wxXMergeDatabases()
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{
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XrmDatabase homeDB, serverDB, applicationDB;
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char filenamebuf[1024];
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char *filename = &filenamebuf[0];
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char *environment;
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char *classname = gdk_progclass; // Robert Roebling ??
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char name[256];
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(void)strcpy(name, "/usr/lib/X11/app-defaults/");
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(void)strcat(name, classname ? classname : "wxWindows");
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// Get application defaults file, if any
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if ((applicationDB = XrmGetFileDatabase(name)))
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(void)XrmMergeDatabases(applicationDB, &wxResourceDatabase);
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// Merge server defaults, created by xrdb, loaded as a property of the root
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// window when the server initializes and loaded into the display
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// structure on XOpenDisplay;
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// if not defined, use .Xdefaults
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if (XResourceManagerString(GDK_DISPLAY()) != NULL)
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{
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serverDB = XrmGetStringDatabase(XResourceManagerString(GDK_DISPLAY()));
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}
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else
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{
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(void)GetIniFile(filename, (char *) NULL);
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serverDB = XrmGetFileDatabase(filename);
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}
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if (serverDB)
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XrmMergeDatabases(serverDB, &wxResourceDatabase);
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// Open XENVIRONMENT file, or if not defined, the .Xdefaults,
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// and merge into existing database
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if ((environment = getenv("XENVIRONMENT")) == NULL)
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{
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size_t len;
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environment = GetIniFile(filename, (const char *) NULL);
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len = strlen(environment);
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#if !defined(SVR4) || defined(__sgi)
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(void)gethostname(environment + len, 1024 - len);
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#else
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(void)sysinfo(SI_HOSTNAME, environment + len, 1024 - len);
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#endif
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}
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if ((homeDB = XrmGetFileDatabase(environment)))
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XrmMergeDatabases(homeDB, &wxResourceDatabase);
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}
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//-----------------------------------------------------------------------------
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// called on application exit
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//-----------------------------------------------------------------------------
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void wxFlushResources()
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{
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char nameBuffer[512];
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wxNode *node = wxTheResourceCache->First();
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while (node) {
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wxString str = node->GetKeyString();
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char *file = WXSTRINGCAST str;
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// If file doesn't exist, create it first.
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(void)GetResourcePath(nameBuffer, file, TRUE);
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XrmDatabase database = (XrmDatabase)node->Data();
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XrmPutFileDatabase(database, nameBuffer);
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XrmDestroyDatabase(database);
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wxNode *next = node->Next();
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// delete node;
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node = next;
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}
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}
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void wxDeleteResources(const char *file)
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{
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wxLogTrace(wxTraceResAlloc, "Delete: Number = %d", wxTheResourceCache->Number());
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char buffer[500];
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(void)GetIniFile(buffer, file);
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wxNode *node = wxTheResourceCache->Find(buffer);
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if (node) {
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XrmDatabase database = (XrmDatabase)node->Data();
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XrmDestroyDatabase(database);
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// delete node;
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}
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}
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//-----------------------------------------------------------------------------
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// resource functions
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//-----------------------------------------------------------------------------
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bool wxWriteResource(const wxString& section, const wxString& entry, const wxString& value, const wxString& file )
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{
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char buffer[500];
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if (!entry) return FALSE;
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(void)GetIniFile(buffer, file);
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XrmDatabase database;
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wxNode *node = wxTheResourceCache->Find(buffer);
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if (node)
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database = (XrmDatabase)node->Data();
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else {
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database = XrmGetFileDatabase(buffer);
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wxLogTrace(wxTraceResAlloc, "Write: Number = %d", wxTheResourceCache->Number());
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wxTheResourceCache->Append(buffer, (wxObject *)database);
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}
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char resName[300];
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strcpy(resName, !section.IsNull() ? WXSTRINGCAST section : "wxWindows");
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strcat(resName, ".");
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strcat(resName, entry);
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XrmPutStringResource(&database, resName, value);
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return TRUE;
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};
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bool wxWriteResource(const wxString& section, const wxString& entry, float value, const wxString& file )
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{
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char buf[50];
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sprintf(buf, "%.4f", value);
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return wxWriteResource(section, entry, buf, file);
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};
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bool wxWriteResource(const wxString& section, const wxString& entry, long value, const wxString& file )
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{
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char buf[50];
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sprintf(buf, "%ld", value);
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return wxWriteResource(section, entry, buf, file);
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};
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bool wxWriteResource(const wxString& section, const wxString& entry, int value, const wxString& file )
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{
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char buf[50];
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sprintf(buf, "%d", value);
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return wxWriteResource(section, entry, buf, file);
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};
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bool wxGetResource(const wxString& section, const wxString& entry, char **value, const wxString& file )
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{
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if (!wxResourceDatabase)
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wxXMergeDatabases();
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XrmDatabase database;
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if (!file.IsEmpty())
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{
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char buffer[500];
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// Is this right? Trying to get it to look in the user's
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// home directory instead of current directory -- JACS
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(void)GetIniFile(buffer, file);
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wxNode *node = (wxNode*) NULL; /* suppress egcs warning */
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node = wxTheResourceCache->Find(buffer);
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if (node)
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{
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database = (XrmDatabase)node->Data();
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}
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else
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{
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database = XrmGetFileDatabase(buffer);
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wxLogTrace(wxTraceResAlloc, "Get: Number = %d", wxTheResourceCache->Number());
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wxTheResourceCache->Append(buffer, (wxObject *)database);
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}
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} else
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database = wxResourceDatabase;
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XrmValue xvalue;
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char *str_type[20];
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char buf[150];
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strcpy(buf, section);
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strcat(buf, ".");
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strcat(buf, entry);
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bool success = XrmGetResource(database, buf, "*", str_type, &xvalue);
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// Try different combinations of upper/lower case, just in case...
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if (!success)
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{
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buf[0] = (isupper(buf[0]) ? tolower(buf[0]) : toupper(buf[0]));
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success = XrmGetResource(database, buf, "*", str_type, &xvalue);
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}
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if (success)
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{
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if (*value)
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delete[] *value;
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*value = new char[xvalue.size + 1];
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strncpy(*value, xvalue.addr, (int)xvalue.size);
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return TRUE;
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}
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return FALSE;
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};
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bool wxGetResource(const wxString& section, const wxString& entry, float *value, const wxString& file )
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{
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char *s = (char *) NULL;
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bool succ = wxGetResource(section, entry, &s, file);
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if (succ)
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{
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*value = (float)strtod(s, (char **) NULL);
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delete[]s;
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return TRUE;
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} else
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return FALSE;
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};
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bool wxGetResource(const wxString& section, const wxString& entry, long *value, const wxString& file )
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{
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char *s = (char *) NULL;
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bool succ = wxGetResource(section, entry, &s, file);
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if (succ)
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{
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*value = strtol(s, (char **) NULL, 10);
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delete[]s;
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return TRUE;
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} else
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return FALSE;
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};
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bool wxGetResource(const wxString& section, const wxString& entry, int *value, const wxString& file )
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{
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char *s = (char *) NULL;
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bool succ = wxGetResource(section, entry, &s, file);
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if (succ)
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{
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// Handle True, False here
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// True, Yes, Enables, Set or Activated
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if (*s == 'T' || *s == 'Y' || *s == 'E' || *s == 'S' || *s == 'A')
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*value = TRUE;
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// False, No, Disabled, Reset, Cleared, Deactivated
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else if (*s == 'F' || *s == 'N' || *s == 'D' || *s == 'R' || *s == 'C')
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*value = FALSE;
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// Handle as Integer
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else
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*value = (int)strtol(s, (char **) NULL, 10);
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delete[]s;
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return TRUE;
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} else
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return FALSE;
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};
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