diff options
Diffstat (limited to 'Help/utils.c')
| -rw-r--r-- | Help/utils.c | 399 |
1 files changed, 399 insertions, 0 deletions
diff --git a/Help/utils.c b/Help/utils.c new file mode 100644 index 0000000..a6fb7a0 --- /dev/null +++ b/Help/utils.c @@ -0,0 +1,399 @@ +/*
+Miranda IM Help Plugin
+Copyright (C) 2002 Richard Hughes, 2005-2007 H. Herkenrath
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program (Help-License.txt); if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+*/
+
+#include <tchar.h>
+#include <stdarg.h>
+#include <stdio.h>
+#define _WIN32_WINNT 0x0500
+#define __RPCASYNC_H__ /* header shows warnings in VS6 */
+#include <windows.h>
+#include <win2k.h>
+#define MIRANDA_VER 0x0600
+#include <newpluginapi.h>
+#include <m_utils.h>
+#include <m_system.h>
+#include <m_netlib.h>
+#include "help.h"
+
+#pragma warning(disable:4201) /* nonstandard extension used : nameless struct/union */
+#include <commctrl.h>
+#pragma warning(default:4201) /* nonstandard extension used : nameless struct/union */
+#include <richedit.h>
+#include <m_clc.h>
+#include <m_button.h>
+
+#define CHARBUFFER_ALLOCSTEP 512 // allocated buffer increase in bytes
+
+#ifdef EDITOR
+extern const TCHAR *szControlTypeNames[]={
+ _T("Unknown"),_T("Dialog Box"),_T("Button"),_T("Check Box"),_T("Radio Button"),
+ _T("Text"),_T("Image"),_T("Edit Box"),_T("Group Box"),_T("Combo Box"),
+ _T("List Box"),_T("Spin Edit Box"),_T("Progress Bar"),_T("Slider"),_T("List View"),
+ _T("Tree View"),_T("Date/Time Picker"),_T("IP Address"),_T("Status Bar"),_T("Hyperlink"),
+ _T("Contact List"),_T("Scroll Bar"),_T("Animation"),_T("Hotkey"),_T("Tabs"),
+ _T("Colour Picker"),_T("Tool Bar"),_T("Combo Edit Box"),_T("Size Grip")};
+#endif
+
+int GetControlType(HWND hwndCtl)
+{
+ TCHAR szClassName[32];
+ DWORD style;
+
+ if(GetClassLong(hwndCtl,GCW_ATOM)==32770)
+ return CTLTYPE_DIALOG;
+ if(!GetClassName(hwndCtl,szClassName,SIZEOF(szClassName))) return CTLTYPE_UNKNOWN;
+ if(!lstrcmpi(szClassName,_T("MDIClient")))
+ return CTLTYPE_DIALOG;
+ else if(!lstrcmpi(szClassName,_T("Static"))) {
+ if(GetClassName(GetParent(hwndCtl),szClassName,SIZEOF(szClassName)) && !lstrcmpi(szClassName,_T("ComboBox")) || !lstrcmpi(szClassName,WC_COMBOBOXEX))
+ return CTLTYPE_COMBO;
+ style=GetWindowLong(hwndCtl,GWL_STYLE);
+ switch(style&SS_TYPEMASK) {
+ case SS_BITMAP:
+ case SS_BLACKFRAME:
+ case SS_BLACKRECT:
+ case SS_ENHMETAFILE:
+ case SS_ETCHEDFRAME:
+ case SS_ETCHEDHORZ:
+ case SS_ETCHEDVERT:
+ case SS_WHITEFRAME:
+ case SS_WHITERECT:
+ case SS_GRAYFRAME:
+ case SS_GRAYRECT:
+ case SS_ICON:
+ case SS_OWNERDRAW:
+ return CTLTYPE_IMAGE;
+ }
+ return CTLTYPE_TEXT;
+ }
+ else if(GetClassLong(hwndCtl,GCW_ATOM)==32772) // WinNT/2000/XP: icon titles
+ return CTLTYPE_IMAGE; // class="#32772"
+ else if(!lstrcmpi(szClassName,_T("Button"))) {
+ style=GetWindowLong(hwndCtl,GWL_STYLE);
+ switch(style&0x24) {
+ case BS_CHECKBOX:
+ case BS_AUTOCHECKBOX:
+ case BS_3STATE:
+ case BS_AUTO3STATE:
+ if(style&BS_PUSHLIKE) break;
+ return CTLTYPE_CHECKBOX;
+ case BS_RADIOBUTTON:
+ case BS_AUTORADIOBUTTON:
+ if(style&BS_PUSHLIKE) break;
+ return CTLTYPE_RADIO;
+ case BS_GROUPBOX:
+ return CTLTYPE_GROUP;
+ }
+ return CTLTYPE_BUTTON;
+ }
+ else if(!lstrcmpi(szClassName,MIRANDABUTTONCLASS)) return CTLTYPE_BUTTON;
+ else if(!lstrcmpi(szClassName,_T("Edit"))) {
+ if(GetClassName(GetParent(hwndCtl),szClassName,SIZEOF(szClassName)) && !lstrcmpi(szClassName,_T("ComboBox")))
+ return CTLTYPE_COMBO;
+ if(GetClassName(GetWindow(hwndCtl,GW_HWNDNEXT),szClassName,SIZEOF(szClassName)) && !lstrcmpi(szClassName,UPDOWN_CLASS))
+ if((HWND)SendMessage(GetWindow(hwndCtl,GW_HWNDNEXT),UDM_GETBUDDY,0,0)==hwndCtl)
+ return CTLTYPE_SPINEDIT;
+ return CTLTYPE_EDIT;
+ }
+ else if(!_tcsnicmp(szClassName,_T("RichEdit"),8)) return CTLTYPE_EDIT; // RICHEDIT,RichEdit20A,RichEdit20W,RichEdit50W and future versions
+ else if(!lstrcmpi(szClassName,_T("ListBox"))) {
+ style=GetWindowLong(hwndCtl,GWL_STYLE);
+ if(style&LBS_COMBOBOX) return CTLTYPE_COMBO;
+ return CTLTYPE_LIST;
+ } else if(!lstrcmpi(szClassName,_T("ComboLBox")) || !lstrcmpi(szClassName,_T("ComboBox")) || !lstrcmpi(szClassName,WC_COMBOBOXEX))
+ return CTLTYPE_COMBO;
+ else if(!lstrcmpi(szClassName,_T("ScrollBar"))) {
+ style=GetWindowLong(hwndCtl,GWL_STYLE);
+ if(style&SBS_SIZEBOX) return CTLTYPE_SIZEGRIP;
+ return CTLTYPE_SCROLL;
+ }
+ else if(!lstrcmpi(szClassName,WC_PAGESCROLLER)) return CTLTYPE_SCROLL;
+ else if(!lstrcmpi(szClassName,UPDOWN_CLASS)) {
+ if(GetClassName((HWND)SendMessage(hwndCtl,UDM_GETBUDDY,0,0),szClassName,SIZEOF(szClassName)) && !lstrcmpi(szClassName,_T("Edit")))
+ return CTLTYPE_SPINEDIT;
+ return CTLTYPE_SCROLL;
+ }
+ else if(!lstrcmpi(szClassName,PROGRESS_CLASS)) return CTLTYPE_PROGRESS;
+ else if(!lstrcmpi(szClassName,TRACKBAR_CLASS)) return CTLTYPE_SLIDER;
+ else if(!lstrcmpi(szClassName,WC_LISTVIEW) || !lstrcmpi(szClassName,WC_HEADER))
+ return CTLTYPE_LISTVIEW;
+ else if(!lstrcmpi(szClassName,WC_TREEVIEW)) return CTLTYPE_TREEVIEW;
+ else if(!lstrcmpi(szClassName,DATETIMEPICK_CLASS) || !lstrcmpi(szClassName,MONTHCAL_CLASS))
+ return CTLTYPE_DATETIME;
+ else if(!lstrcmpi(szClassName,WC_IPADDRESS)) return CTLTYPE_IP;
+ else if(!lstrcmpi(szClassName,STATUSCLASSNAME)) return CTLTYPE_STATUSBAR;
+ else if(!lstrcmpi(szClassName,CLISTCONTROL_CLASS)) return CTLTYPE_CLC;
+ else if(!lstrcmpi(szClassName,WNDCLASS_HYPERLINK) || !lstrcmpi(szClassName,_T("SysLink")))
+ return CTLTYPE_HYPERLINK;
+ else if(!lstrcmpi(szClassName,ANIMATE_CLASS)) return CTLTYPE_ANIMATION;
+ else if(!lstrcmpi(szClassName,HOTKEY_CLASS)) return CTLTYPE_HOTKEY;
+ else if(!lstrcmpi(szClassName,WC_TABCONTROL)) return CTLTYPE_TABS;
+ else if(!lstrcmpi(szClassName,WNDCLASS_COLOURPICKER)) return CTLTYPE_COLOUR;
+ else if(!lstrcmpi(szClassName,TOOLBARCLASSNAME) || !lstrcmpi(szClassName,REBARCLASSNAME))
+ return CTLTYPE_TOOLBAR;
+ switch(SendMessage(hwndCtl,WM_GETDLGCODE,0,(LPARAM)NULL)&0x2070) {
+ case DLGC_RADIOBUTTON:
+ return CTLTYPE_RADIO;
+ case DLGC_DEFPUSHBUTTON:
+ case DLGC_UNDEFPUSHBUTTON:
+ case DLGC_BUTTON:
+ return CTLTYPE_BUTTON;
+ }
+ hwndCtl=GetWindow(hwndCtl,GW_CHILD); // check for owner-extended control
+ if(hwndCtl!=NULL) return GetControlType(hwndCtl);
+ return CTLTYPE_UNKNOWN;
+}
+
+HWND GetControlDialog(HWND hwndCtl)
+{
+ TCHAR szClassName[32];
+ while(hwndCtl!=NULL) {
+ if(GetClassLong(hwndCtl,GCW_ATOM)==32770)
+ return hwndCtl;
+ if(GetClassName(hwndCtl,szClassName,SIZEOF(szClassName)))
+ if(!lstrcmpi(szClassName,_T("MDIClient")))
+ return hwndCtl;
+ hwndCtl=GetParent(hwndCtl);
+ }
+ return hwndCtl;
+}
+
+// never fails
+int GetControlTitle(HWND hwndCtl,TCHAR *pszTitle,int cchTitle)
+{
+ TCHAR *p;
+ int res=0;
+ if(cchTitle) pszTitle[0]=_T('\0');
+ switch(GetControlType(hwndCtl)) {
+ case CTLTYPE_DIALOG:
+ case CTLTYPE_BUTTON:
+ case CTLTYPE_CHECKBOX:
+ case CTLTYPE_RADIO:
+ case CTLTYPE_GROUP:
+ case CTLTYPE_TEXT:
+ case CTLTYPE_HYPERLINK:
+ res=GetWindowText(hwndCtl,pszTitle,cchTitle);
+ }
+ hwndCtl=GetWindow(hwndCtl,GW_HWNDPREV);
+ if(hwndCtl)
+ switch(GetControlType(hwndCtl)) {
+ case CTLTYPE_TEXT:
+ case CTLTYPE_GROUP:
+ res=GetWindowText(hwndCtl,pszTitle,cchTitle);
+ }
+ if(res)
+ for(p=pszTitle;*p!=0;p++) {
+ // strip-off ampersand (&) prefix character
+ if(*p==_T('&') && *(p+1)!=_T('&')) {
+ MoveMemory(p,p+1,(lstrlen(p+1)+1)*sizeof(TCHAR));
+ res--;
+ if(*(p+1)==0) break;
+ }
+ // strip-off last ':'
+ if(*p==_T(':') && *(p+1)==0) {
+ *p=0;
+ res--;
+ break;
+ }
+ }
+ return res;
+}
+
+// mir_free() the return value
+char *GetControlModuleName(HWND hwndCtl)
+{
+ char szModule[512],szMainModule[512];
+ char *pszFile,*buf;
+
+ if(!GetModuleFileNameA(NULL,szMainModule,sizeof(szMainModule)))
+ return NULL;
+ buf=strrchr(szMainModule,'\\');
+ if(buf!=NULL)
+ *buf='\0';
+ else buf=szMainModule;
+
+ do {
+ if(!GetModuleFileNameA((HINSTANCE)GetWindowLong(hwndCtl,GWL_HINSTANCE),szModule,sizeof(szModule)))
+ return NULL;
+ pszFile=strrchr(szModule,'\\');
+ if(pszFile!=NULL) {
+ *pszFile='\0';
+ pszFile++;
+ } else pszFile=szModule;
+ if(lstrlenA(szModule)>lstrlenA(szMainModule))
+ szModule[lstrlenA(szMainModule)]='\0';
+ if(!lstrcmpiA(szModule,szMainModule)) break; // found miranda module
+ hwndCtl=GetParent(hwndCtl);
+ } while(hwndCtl!=NULL);
+
+ buf=strrchr(pszFile,'.');
+ if(buf!=NULL) *buf++='\0';
+ return mir_strdup(pszFile);
+}
+
+
+struct CreateControlIdData {
+ int id;
+ HWND hwndCtl;
+};
+
+static BOOL CALLBACK CreateCtlIdEnumProc(HWND hwnd,LPARAM lParam)
+{
+ struct CreateControlIdData* ccid=(struct CreateControlIdData*)lParam;
+ TCHAR szClassName[32];
+ if(GetClassLong(hwnd,GCW_ATOM)==32770) // class="#32770"
+ return TRUE;
+ if(GetClassName(hwnd,szClassName,SIZEOF(szClassName)))
+ if(!lstrcmpi(szClassName,_T("MDIClient")))
+ return TRUE;
+ if(GetWindowLong(hwnd,GWL_ID)<=0 || GetWindowLong(hwnd,GWL_ID)==0xFFFF)
+ ccid->id--;
+ if(hwnd==ccid->hwndCtl) ccid->hwndCtl=NULL;
+ return ccid->hwndCtl!=NULL;
+}
+
+int GetControlID(HWND hwndCtl)
+{
+ struct CreateControlIdData ccid;
+ TCHAR szClassName[32];
+
+ // obey context ID when set (rarely)
+ ccid.id=GetWindowContextHelpId(hwndCtl);
+ if(ccid.id!=0) return ccid.id;
+
+ if(GetClassName(hwndCtl,szClassName,SIZEOF(szClassName))) {
+ if(!lstrcmpi(szClassName,UPDOWN_CLASS)) { // handle spinner controls as a whole
+ DWORD style;
+ HWND hwndBuddy;
+ style=GetWindowLong(hwndCtl,GWL_STYLE);
+ if(style&UDS_ALIGNRIGHT || style&UDS_ALIGNLEFT) {
+ hwndBuddy=(HWND)SendMessage(hwndCtl,UDM_GETBUDDY,0,0);
+ if(hwndBuddy!=NULL) hwndCtl=hwndBuddy;
+ }
+ } else if(GetClassLong(hwndCtl,GCW_ATOM)==32770 || !lstrcmpi(szClassName,_T("MDIClient")))
+ return 0; // ensure this is always unset
+ }
+ ccid.id=GetWindowLong(hwndCtl,GWL_ID);
+ if(ccid.id<=0 || ccid.id==0xFFFF) {
+ ccid.id=-1;
+ ccid.hwndCtl=hwndCtl;
+ EnumChildWindows(GetParent(hwndCtl),CreateCtlIdEnumProc,(LPARAM)&ccid);
+ if(ccid.hwndCtl!=NULL) return -1;
+ }
+ return ccid.id;
+}
+
+// mir_free() the return value
+static char *Base64Encode(PBYTE pBuf,int cbBuf)
+{
+ NETLIBBASE64 nlb64;
+ nlb64.pbDecoded=pBuf;
+ nlb64.cbDecoded=cbBuf;
+ nlb64.cchEncoded=Netlib_GetBase64EncodedBufferSize(nlb64.cbDecoded);
+ nlb64.pszEncoded=(char*)mir_alloc(nlb64.cchEncoded);
+ if(nlb64.pszEncoded==NULL || !CallService(MS_NETLIB_BASE64ENCODE,0,(LPARAM)&nlb64)) {
+ mir_free(nlb64.pszEncoded); /* does NULL check */
+ return NULL;
+ }
+ return nlb64.pszEncoded;
+}
+
+struct CreateDialogIdBinaryData {
+ int alloced,count;
+ PBYTE buf;
+ HWND hwndParent;
+};
+
+static BOOL CALLBACK CreateDlgIdBinEnumProc(HWND hwnd,LPARAM lParam)
+{
+ struct CreateDialogIdBinaryData *cdib=(struct CreateDialogIdBinaryData*)lParam;
+ int type;
+
+ if(GetParent(hwnd)!=cdib->hwndParent) return TRUE;
+ type=GetControlType(hwnd);
+ if(type==CTLTYPE_DIALOG || type==CTLTYPE_TEXT || type==CTLTYPE_GROUP) return TRUE;
+ if(cdib->count+3>cdib->alloced) {
+ PBYTE buf2;
+ buf2=(PBYTE)mir_realloc(cdib->buf,cdib->alloced+32);
+ if(buf2==NULL) return FALSE;
+ cdib->alloced+=32;
+ cdib->buf=buf2;
+ }
+ cdib->buf[cdib->count]=(BYTE)type;
+ *(PWORD)(cdib->buf+cdib->count+1)=(WORD)GetWindowLong(hwnd,GWL_ID);
+ cdib->count+=3;
+ return TRUE;
+}
+
+// mir_free() the return value
+char *CreateDialogIdString(HWND hwndDlg)
+{
+ struct CreateDialogIdBinaryData cdib;
+ char *szRet;
+
+ ZeroMemory(&cdib, sizeof(cdib));
+ if(hwndDlg==NULL) return NULL;
+ cdib.hwndParent=hwndDlg;
+ EnumChildWindows(hwndDlg,CreateDlgIdBinEnumProc,(LPARAM)&cdib);
+ if(cdib.buf==NULL) return NULL;
+ szRet=Base64Encode(cdib.buf,cdib.count);
+ mir_free(cdib.buf);
+ return szRet;
+}
+
+
+void AppendCharToCharBuffer(struct ResizableCharBuffer *rcb,char c)
+{
+ if(rcb->cbAlloced<=rcb->iEnd+1) {
+ char* buf=(char*)mir_realloc(rcb->sz,(rcb->cbAlloced+CHARBUFFER_ALLOCSTEP));
+ if(buf==NULL) return;
+ rcb->sz=buf;
+ rcb->cbAlloced+=CHARBUFFER_ALLOCSTEP;
+ }
+ rcb->sz[rcb->iEnd++]=c;
+ rcb->sz[rcb->iEnd]='\0';
+}
+
+void AppendToCharBuffer(struct ResizableCharBuffer *rcb,const char *fmt,...)
+{
+ va_list va;
+ int charsDone;
+ char *buf;
+
+ if(rcb->cbAlloced==0) {
+ buf=(char*)mir_alloc(CHARBUFFER_ALLOCSTEP);
+ if(buf==NULL) return;
+ rcb->sz=buf;
+ rcb->cbAlloced=CHARBUFFER_ALLOCSTEP;
+ }
+ va_start(va,fmt);
+ for(;;) {
+ charsDone=mir_vsnprintf(rcb->sz+rcb->iEnd,rcb->cbAlloced-rcb->iEnd,fmt,va);
+ if(charsDone>=0) break; // returns -1 when buffer not large enough
+ buf=(char*)mir_realloc(rcb->sz,rcb->cbAlloced+CHARBUFFER_ALLOCSTEP);
+ if(buf==NULL) {
+ charsDone=0;
+ break;
+ }
+ rcb->sz=buf;
+ rcb->cbAlloced+=CHARBUFFER_ALLOCSTEP;
+ }
+ va_end(va);
+ rcb->iEnd+=charsDone;
+}
|