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PC World Interactive 1
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PC World Interactive 1 - Nisan 1997.iso
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misc.cpp
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C/C++ Source or Header
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1996-08-31
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6KB
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229 lines
// Non-C++ code
#include "appbar.h"
#include "globals.h"
void killmenu(menu_struct *menu)
{
app_struct *app, *front;
if (!menu) // Null menu
return;
app = menu->nextapp;
if (!app) { // Menu w/o applications (?)
delete menu;
return;
}
front = app->nextapp;
while (front!=NULL) {
delete app;
app = front;
front = front->nextapp;
}
delete app;
delete menu;
}
// Updates app linked list and deletes app node
// DOES NOT update menu->nextapp (calling code should)
void killapp(app_struct * app)
{
if (!app)
return;
delete app;
}
// Finds menu by name in list
menu_struct * find_menu(char * menu_sel)
{
menu_struct * menu;
for (menu = glob_menu; menu != NULL; menu = menu->nextmenu)
if (!strcmp(menu->menuname,menu_sel))
return menu;
ab_message(ERROR_FINDING_MENU, ab.abwin->GetSafeHwnd());
return NULL;
}
app_struct * find_app(app_struct * apps, char * app_sel)
{
app_struct * app;
if (!strcmp(app_sel, SEPARATOR_STRING))
return NULL;
for (app = apps; app != NULL; app = app->nextapp)
if (!strcmp(app_sel,app->appname))
return app;
ab_message(ERROR_FINDING_APP, ab.abwin->GetSafeHwnd());
return NULL;
}
//////////////////////////////////////////////////
// Print error message and exit program
void error(char *err_msg)
{
::MessageBox(NULL, err_msg, FATAL_ERROR, MB_OK | MB_ICONSTOP);
_fcloseall();
ab.ExitAppBar(TRUE);
}
void DoBrowse(int type, CDialog* pParent)
{
OPENFILENAME ofn;
char szFile[80];
strcpy(szFile,"");
ofn.lStructSize = sizeof(OPENFILENAME);
ofn.hwndOwner = pParent->m_hWnd;
ofn.hInstance = NULL;
ofn.lpstrFilter = (type ? WAV_FILE_TYPES : EXE_FILE_TYPES);
ofn.lpstrCustomFilter = NULL;
ofn.nMaxCustFilter = 0L;
ofn.nFilterIndex = 1L;
ofn.lpstrFile = szFile;
ofn.nMaxFile = sizeof(szFile);
ofn.lpstrFileTitle = NULL;
ofn.nMaxFileTitle = 0;
ofn.lpstrInitialDir = "C:\\";
ofn.lpstrTitle = (type ? FIND_WAV : FIND_EXE);
ofn.nFileOffset = 0;
ofn.nFileExtension = 0;
ofn.lpstrDefExt = NULL;
ofn.lCustData = 0;
ofn.Flags = OFN_SHOWHELP | OFN_PATHMUSTEXIST | OFN_FILEMUSTEXIST
| OFN_HIDEREADONLY;
if (GetOpenFileName(&ofn)) {
if (type) // Wav file
pParent->GetDlgItem(IDC_WAVNAME)->SendMessage(WM_SETTEXT, 0, (LPARAM)ofn.lpstrFile);
else // Application executable
pParent->GetDlgItem(IDC_EXENAME)->SendMessage(WM_SETTEXT, 0, (LPARAM)ofn.lpstrFile);
pParent->GetDlgItem(IDOK)->SetFocus();
}
}
// Returns app structure associated with a given menu ID
app_struct * find_appId(WPARAM menuId)
{
app_list * temp;
temp = applist;
while (temp->appId != (int)menuId) {
temp = temp->next;
if (temp == NULL)
return NULL;
}
return temp->app;
}
BOOL switch_places_a(app_struct *app, int dir)
{
if (!app)
return FALSE;
if (!(app->prevapp) && (dir == UP))
return FALSE;
if (!(app->nextapp) && (dir == DOWN))
return FALSE;
if (dir == UP) { // Let's make a mess...
if (app->nextapp)
app->nextapp->prevapp = app->prevapp;
if (app->prevapp->prevapp)
app->prevapp->prevapp->nextapp = app;
app->prevapp->nextapp = app->nextapp;
app->nextapp = app->prevapp;
app->prevapp = app->prevapp->prevapp;
app->nextapp->prevapp = app;
return TRUE;
} else {
if (app->prevapp)
app->prevapp->nextapp = app->nextapp;
if (app->nextapp->nextapp)
app->nextapp->nextapp->prevapp = app;
app->nextapp->prevapp = app->prevapp;
app->prevapp = app->nextapp;
app->nextapp = app->nextapp->nextapp;
app->prevapp->nextapp = app;
return TRUE;
}
}
BOOL switch_places_m(menu_struct *menu, int dir)
{
if (!menu)
return FALSE;
if (!(menu->prevmenu) && (dir == UP))
return FALSE;
if (!(menu->nextmenu) && (dir == DOWN))
return FALSE;
if (dir == UP) { // Let's make a mess...
if (menu->nextmenu)
menu->nextmenu->prevmenu = menu->prevmenu;
if (menu->prevmenu->prevmenu)
menu->prevmenu->prevmenu->nextmenu = menu;
else
glob_menu = menu;
menu->prevmenu->nextmenu = menu->nextmenu;
menu->nextmenu = menu->prevmenu;
menu->prevmenu = menu->prevmenu->prevmenu;
menu->nextmenu->prevmenu = menu;
return TRUE;
} else {
if (menu->prevmenu)
menu->prevmenu->nextmenu = menu->nextmenu;
else
glob_menu = menu->nextmenu;
if (menu->nextmenu->nextmenu)
menu->nextmenu->nextmenu->prevmenu = menu;
menu->nextmenu->prevmenu = menu->prevmenu;
menu->prevmenu = menu->nextmenu;
menu->nextmenu = menu->nextmenu->nextmenu;
menu->prevmenu->nextmenu = menu;
return TRUE;
}
}
// Deletes menu list and frees resources
void kill_applist(void)
{
app_list *curapplist;
if (applist) { // Kill off old app list
curapplist = applist;
while (curapplist!=NULL) {
curapplist = applist->next;
delete applist;
applist = curapplist;
}
}
}
// Release application linked list memory
void release_app_memory(void)
{
menu_struct *menu, *front;
kill_applist();
menu = glob_menu;
if (!menu)
return;
front = menu->nextmenu;
while (front!=NULL) {
killmenu(menu);
menu = front;
front = front->nextmenu;
}
killmenu(menu);
}
void ab_message(char * msg, HWND parent)
{
::MessageBox(parent, msg, "AppBar", MB_OK | MB_ICONEXCLAMATION);
}