WWindow *WDialog::switchChild( WWindow *win, bool forward ) {
/***********************************************************/
unsigned control;
if( GUIGetFocus( handle(), &control ) ) {
// control has the focus
WWindow* child = getControl( control );
return( WWindow::switchChild( child, forward ) );
} else if( this == win->parent() ) {
// window inside a dialog has the focus
// GUI won't generate a "losing focus" message so WCLASS
// has to simulate one
win->losingFocus( NULL );
return( WWindow::switchChild( win, forward ) );
}
return( NULL );
}
static void UpdateControlVisibility( gui_window *gui, a_dialog_header *curr_dialog, bool init )
/*********************************************************************************************/
// Hide controls which have the optional visibility condition evaluate to false, and show
// the ones that have it evaluate to true. (Controls with no vis. condition are always shown.)
// When a control is hidden, the controls BELOW it move up by the hidden control's height.
// A currently hidden controls that needs to be made visible causes all controls BELOW it
// to move down by the "appearing" control's height so that it can be shown again.
// The dialog window height also gets affected, while the top edge remains fixed on the screen.
//
// NOTE: be careful with RADIO_BUTTONS... making radio buttons appear and disappear because of
// other radio buttons in the same dialog being checked may not work (nor does it make sense anyways)
{
gui_ord last_height;
gui_rect rect;
gui_rect control_rect;
gui_rect parent_rect;
gui_window *parent;
int i, j, sign;
unsigned id_i;
unsigned id_j;
unsigned checked_radio_id = 0;
unsigned new_check_candidate;
unsigned focus;
unsigned new_focus;
bool enabled;
bool control_on_new_line[MAX_VARS];
bool visible_checked_radiobutton;
vhandle var_handle;
// vhandle *pVariable;
if( gui == NULL ) return;
if( init ) {
// How much the height of the dialog has changed from its original value
curr_dialog->height_change = 0;
// The GUIGetRect below gets the dialog's position so that when it is resized,
// it can be put back in its original position
// NOTE that GUIGetRect does not want to give the EXACT location of the dialog,
// so if you set the position to the coordinates that you got with GUIGetRect,
// the dialog will MOVE slightly (not pleasing to the eye).
// The current hack is to get the original coordinates, and go back to them every time
// the dialog is resized with GUIResizeWindow.
// This way, the dialog will be off by the same amount from the original
// every time, and not appear to move.
GUIGetRect( gui, &curr_dialog->original_rect );
// Make child windows appear in the correct place, since GUIGetRect() gives back
// a rect that is tranlsated off by the parent's x and y.
parent = GUIGetParentWindow( gui );
if( parent != MainWnd && parent != NULL ) {
GUIGetRect( parent, &parent_rect );
curr_dialog->original_rect.x -= parent_rect.x;
curr_dialog->original_rect.y -= parent_rect.y;
}
// Return if there are radio buttons
// because UpdateControlVisibility is going to be called again anyways after init.
// Without returning, the visibility conditions having to do with radio buttons
// would not work sometimes.
// We do not want to return if there are no radio buttons
// because UpdateControlVisibility will not be called before showing
// the dialog in that case.
for( i = 0; i < curr_dialog->num_controls; i++ ) {
if( curr_dialog->controls[i].control_class == GUI_RADIO_BUTTON ) {
return;
}
}
}
memcpy( &rect, &curr_dialog->original_rect, sizeof( gui_rect ) );
last_height = rect.height + curr_dialog->height_change;
control_on_new_line[0] = TRUE;
GUIGetFocus( gui, &focus );
// Figure out which controls are on a separate line from the last control
for( i = 1; i < curr_dialog->num_controls; i++ ) {
if( curr_dialog->controls[i].rect.y >
curr_dialog->controls[i - 1].rect.y ) {
control_on_new_line[i] = TRUE;
} else {
control_on_new_line[i] = FALSE;
}
}
// Initialize Variables corresponding to radio buttons and check boxes
// This needs to be done for the part further below that checks to see if any
// buttons are checked to work.
// Also, figure out which radio button is currently checked.
for( i = 0; i < curr_dialog->num_controls; i++ ) {
if( curr_dialog->controls[i].control_class == GUI_RADIO_BUTTON ||
curr_dialog->controls[i].control_class == GUI_CHECK_BOX ) {
// pVariable = curr_dialog->pVariables;
var_handle = curr_dialog->controls[i].id;
if( curr_dialog->controls[i].control_class == GUI_RADIO_BUTTON &&
GUIIsChecked( gui, VarGetId( var_handle ) ) ) {
checked_radio_id = var_handle;
}
for( j = 0; curr_dialog->pVariables[j] != NO_VAR; j++ ) {
if( curr_dialog->pVariables[j] == var_handle &&
GUIIsChecked( gui, VarGetId( var_handle ) ) ) {
SetVariableByHandle( var_handle, "1" );
}
}
}
}
// Allow EvalCondition to evaluate conditions with no 'shortcuts'
// (See GetOptionVarValue() in setupinf.c)
// Kind of like an on and off (below) switch
// for special behaviour of GetOptionVarValue()
// SetVariableByName( "_Visibility_Condition_", "1" );
VisibilityCondition = 1;
for( i = 0; i < curr_dialog->num_controls; i++ ) {
// Figure out which controls to hide and which to show.
// Move all the controls below any control in transition
// either up or down.
if( curr_dialog->pVisibilityConds[i] != NULL ) {
id_i = curr_dialog->controls[i].id;
enabled = GUIIsControlEnabled( gui, id_i );
if( EvalCondition( curr_dialog->pVisibilityConds[i] ) ) {
if( !enabled ) {
GUIEnableControl( gui, id_i, TRUE );
sign = 1;
} else {
continue;
}
} else if( enabled ) {
GUIEnableControl( gui, id_i, FALSE );
GUIHideControl( gui, curr_dialog->controls[i].id );
sign = -1;
} else {
continue;
}
if( control_on_new_line[i] ) {
for( j = i + 1; j < curr_dialog->num_controls &&
!control_on_new_line[j]; j++ );
for( ; j < curr_dialog->num_controls; j++ ) {
id_j = curr_dialog->controls[j].id;
enabled = GUIIsControlEnabled( gui, id_j );
GUIGetControlRect( gui, curr_dialog->controls[j].id, &control_rect );
control_rect.y += curr_dialog->controls[i].rect.height * sign;
if( enabled ) {
GUIHideControl( gui, id_j );
// control will be made visible again below
// after being moved.
}
GUIResizeControl( gui, id_j, &control_rect );
}
curr_dialog->height_change += curr_dialog->controls[i].rect.height * sign;
}
}
}
// SetVariableByName( "_Visibility_Condition_", "0" );
VisibilityCondition = 0;
visible_checked_radiobutton = FALSE;
new_check_candidate = 0;
for( i = 0; i < curr_dialog->num_controls; i++ ) {
id_i = curr_dialog->controls[i].id;
// figure out if there are no enabled radio buttons that are checked
// use this info further down...
if( curr_dialog->controls[i].control_class == GUI_RADIO_BUTTON &&
!visible_checked_radiobutton && GUIIsControlEnabled( gui, id_i ) ) {
if( GUIIsChecked( gui, id_i ) == GUI_CHECKED ) {
visible_checked_radiobutton = TRUE;
} else if( new_check_candidate == 0 ) {
new_check_candidate = id_i;
}
}
// show enabled controls that were hidden for moving only
if( GUIIsControlEnabled( gui, id_i ) && !GUIIsControlVisible( gui, id_i ) ) {
GUIShowControl( gui, id_i );
}
}
// Keep the original focus in case it has changed.
GUIGetFocus( gui, &new_focus );
if( new_focus != focus && GUIIsControlEnabled( gui, focus ) ) {
GUISetFocus( gui, focus );
}
if( GUIIsControlEnabled( gui, checked_radio_id ) ) {
GUISetChecked( gui, checked_radio_id, 1 );
} else if( !visible_checked_radiobutton && new_check_candidate != 0 ) {
// 'Check' a visible radio button if the currently checked button
// is invisible.
GUISetChecked( gui, new_check_candidate, 1 );
}
rect.height += curr_dialog->height_change;
if( rect.height != last_height ) {
GUIResizeWindow( gui, &rect );
}
}
/*
* ProcessOKorDClick -- user clicked OK or double clicked on a file
*/
void ProcessOKorDClick( gui_window *gui, unsigned id )
{
process_rc prc;
int sel;
int realsel;
char path[_MAX_PATH];
char *optr;
char *ptr;
int i;
unsigned focusid;
dlg_info *dlg = GUIGetExtra( gui );
if( id == CTL_OK ) { /* hit enter or clicked ok */
GUIGetFocus( gui, &focusid );
switch( focusid ) {
case CTL_DIR_LIST :
id = focusid;
break;
case CTL_FILE_LIST :
ptr = GUIGetText( gui, CTL_FILE_LIST );
GUISetText( gui, CTL_EDIT, ptr );
GUIMemFree( ptr );
break;
}
}
switch( id ) {
case CTL_FILE_LIST :
case CTL_OK :
prc = processFileName( gui );
if( prc == PROCESS_TRUE ) {
dlg->dialogRC = OFN_RC_FILE_SELECTED;
GUICloseDialog( gui );
} else if( prc == PROCESS_FAIL ) {
dlg->dialogRC = OFN_RC_RUNTIME_ERROR;
GUICloseDialog( gui );
}
break;
case CTL_DIR_LIST :
sel = GUIGetCurrSelect( gui, id );
#if defined( __UNIX__ ) || defined( __NETWARE__ )
path[0] = FILE_SEP_CHAR;
path[1] = 0;
#else
path[0] = 0;
#endif
realsel = 0;
for( i=0;i<sel;i++ ) {
ptr = GUIGetListItem( gui, id, i );
if( ptr == NULL ) {
return;
}
optr = ptr;
while( *ptr == INDENT_CHAR ) {
ptr++;
}
if( *ptr == '-' ) {
strcat( path, ptr+1 );
realsel++;
if( i > 0 ) {
strcat( path, FILE_SEP );
}
} else {
GUIMemFree( optr );
break;
}
GUIMemFree( optr );
}
ptr = GUIGetListItem( gui, id, sel );
if( ptr == NULL ) {
return;
}
optr = ptr;
while( *ptr == INDENT_CHAR ) {
ptr++;
}
strcat( path, ptr+1 );
GUIMemFree( optr );
goToDir( gui, path );
if( !initDialog( gui, NULL, NULL ) ) {
dlg->dialogRC = OFN_RC_RUNTIME_ERROR;
GUICloseDialog( gui );
} else {
GUISetCurrSelect( gui, id, realsel );
}
break;
}
} /* ProcessOKorDClick */
static bool StatusEventProc( gui_window *gui, gui_event gui_ev, void *parm )
/**************************************************************************/
{
static bool button_pressed = false;
gui_ctl_id id;
gui_key key;
gui_keystate state;
const char *msg;
parm = parm;
if( gui == NULL )
return( false );
switch( gui_ev ) {
case GUI_INIT_WINDOW:
return( true );
case GUI_PAINT:
{
if( StatusBarLen == 0 ) {
break;
}
msg = GetVariableStrVal( Messages[MsgLine0] );
GUIDrawTextExtent( gui, msg, strlen( msg ), LINE0_ROW,
LINE0_COL * CharSize.x, WND_STATUS_TEXT, GUI_NO_COLUMN );
GUIDrawTextExtent( gui, StatusLine1, strlen( StatusLine1 ), LINE1_ROW,
LINE1_COL * CharSize.x, WND_STATUS_TEXT, GUI_NO_COLUMN );
#ifdef _UI
{
int len1, len2;
char num[20];
memset( StatusBarBuf, ' ', StatusBarLen );
StatusBarBuf[StatusBarLen] = '\0';
itoa( Percent, num, 10 );
strcat( num, "%" );
memcpy( StatusBarBuf + StatusBarLen / 2 - 1, num, strlen( num ) );
// draw bar in two parts
len1 = (StatusBarLen * (long)Percent) / 100;
if( len1 < 0 ) {
len1 = 0;
} else if( len1 > StatusBarLen ) {
len1 = StatusBarLen;
}
len2 = StatusBarLen - len1;
if( len1 > 0 ) {
GUIDrawText( gui, StatusBarBuf, len1, STATUS_ROW,
StatusBarRect.x, WND_STATUS_BAR );
}
if( len2 > 0 ) {
GUIDrawText( gui, StatusBarBuf + len1, len2, STATUS_ROW,
StatusBarRect.x + len1 * CharSize.x, WND_STATUS_TEXT );
}
memset( StatusBarBuf, UiGChar[UI_SBOX_TOP_LINE], StatusBarLen );
GUIDrawText( gui, StatusBarBuf, StatusBarLen, STATUS_ROW - 1,
StatusBarRect.x, WND_STATUS_TEXT );
GUIDrawText( gui, StatusBarBuf, StatusBarLen, STATUS_ROW + 1,
StatusBarRect.x, WND_STATUS_TEXT );
}
#else
{
gui_coord coord;
int str_len, width, height;
int bar_width, len1, len2, divider;
gui_point start, end;
gui_rect rStatusBar;
// sprintf( StatusBarBuf, "%d%%", Percent );
// clear whole bar
GUIFillRect( gui, &StatusBarRect, WND_STATUS_BAR );
// calculate where divider splits rectangle
bar_width = StatusBarRect.width;
divider = (bar_width * (long)Percent) / 100;
if( divider < 0 ) {
divider = 0;
} else if( divider > bar_width ) {
divider = bar_width;
}
rStatusBar = StatusBarRect;
rStatusBar.width = divider;
// calculate position for text (centre it)
str_len = strlen( StatusBarBuf );
width = GUIGetExtentX( gui, StatusBarBuf, str_len );
height = GUIGetExtentY( gui, StatusBarBuf );
coord.y = StatusBarRect.y + (StatusBarRect.height - height) / 2;
coord.x = StatusBarRect.x + (StatusBarRect.width - width) / 2;
divider += StatusBarRect.x;
if( coord.x > divider ) {
// text is completely to right of divider
GUIFillRect( gui, &rStatusBar, WND_STATUS_TEXT );
GUIDrawTextPos( gui, StatusBarBuf, str_len, &coord,
WND_STATUS_TEXT );
} else if( coord.x + width < divider ) {
// text is completely to left of divider
GUIFillRect( gui, &rStatusBar, WND_STATUS_TEXT );
GUIDrawTextPos( gui, StatusBarBuf, str_len, &coord,
WND_STATUS_BAR );
} else {
// need to split text
len1 = ((long)(divider - coord.x) * str_len) / width;
if( len1 < 0 ) {
len1 = 0;
} else if( len1 > str_len ) {
len1 = str_len;
}
len2 = str_len - len1;
// recalc divider, so it falls on a character boundary
divider = coord.x + GUIGetExtentX( gui, StatusBarBuf, len1 );
rStatusBar.width = divider - StatusBarRect.x;
GUIFillRect( gui, &rStatusBar, WND_STATUS_TEXT );
if( len1 > 0 ) {
GUIDrawTextPos( gui, StatusBarBuf, len1, &coord,
WND_STATUS_BAR );
}
if( len2 > 0 ) {
coord.x = divider;
GUIDrawTextPos( gui, StatusBarBuf + len1, len2, &coord,
WND_STATUS_TEXT );
}
}
// draw frame
start.x = StatusBarRect.x;
start.y = StatusBarRect.y;
end.x = StatusBarRect.width + StatusBarRect.x;
end.y = start.y; // top line
GUIDrawLine( gui, &start, &end, GUI_PEN_SOLID, 1, WND_STATUS_FRAME );
start.y = StatusBarRect.y + StatusBarRect.height; // bottom line
end.y = start.y;
GUIDrawLine( gui, &start, &end, GUI_PEN_SOLID, 1, WND_STATUS_FRAME );
end.y = StatusBarRect.y;
start.x = StatusBarRect.x;
end.x = start.x; // left side
GUIDrawLine( gui, &start, &end, GUI_PEN_SOLID, 1, WND_STATUS_FRAME );
start.x = StatusBarRect.x + StatusBarRect.width;
end.x = start.x; // right side
GUIDrawLine( gui, &start, &end, GUI_PEN_SOLID, 1, WND_STATUS_FRAME );
}
#endif
return( false );
}
case GUI_DESTROY:
StatusWnd = NULL;
return( false );
case GUI_CONTROL_CLICKED:
GUIGetFocus( gui, &id );
GUI_GETID( parm, id );
switch( id ) {
case CTL_CANCEL:
if( !button_pressed ) {
button_pressed = true;
if( MsgBox( gui, "IDS_QUERYABORT", GUI_YES_NO ) == GUI_RET_YES ) {
CancelSetup = true;
}
button_pressed = false;
break;
}
case CTL_DONE:
if( !button_pressed ) {
CancelSetup = true;
break;
}
}
return( true );
case GUI_KEYDOWN:
GUI_GET_KEY_STATE( parm, key, state );
state = state;
switch( key ) {
case GUI_KEY_ESCAPE:
if( !button_pressed ) {
button_pressed = true;
if( MsgBox( gui, "IDS_QUERYABORT", GUI_YES_NO ) == GUI_RET_YES ) {
CancelSetup = true;
}
button_pressed = false;
break;
}
default:
break;
}
return( true );
default:
break;
}
return( false );
}