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Properly resize content when window is resized.

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This commit is contained in:
Dave Davenport 2015-09-17 17:32:51 +02:00
parent 558bb38630
commit 4c970fe4da
3 changed files with 57 additions and 1 deletions
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8
include/scrollbar.h
View file

@ -90,4 +90,12 @@ void scrollbar_draw ( scrollbar *sb );
*/
unsigned int scrollbar_clicked ( scrollbar *sb, int y );
/**
* @param sb scrollbar object
* @param w new width in pixels
* @param h new height in pixels
*
* Resize the scrollbar.
*/
void scrollbar_resize ( scrollbar *sb, int w, int h );
#endif // ROFI_SCROLLBAR_H

38
source/rofi.c
View file

@ -926,6 +926,40 @@ static void menu_resize ( MenuState *state )
textbox_draw ( switchers[j].tb );
}
}
/**
* Resize in Height
*/
{
unsigned int last_length = state->max_elements;
int element_height = state->line_height * config.element_height + config.line_margin;
// Calculated new number of boxes.
unsigned int h = ( state->h - state->top_offset );
if ( config.sidebar_mode == TRUE ) {
h -= state->line_height + config.padding;
}
state->max_rows = ( h / element_height );
state->max_elements = state->max_rows * config.menu_columns;
// Free boxes no longer needed.
for ( unsigned int i = state->max_elements; i < last_length; i++ ) {
textbox_free ( state->boxes[i] );
}
// resize array.
state->boxes = g_realloc ( state->boxes, state->max_elements * sizeof ( textbox* ) );
int y_offset = state->top_offset;
int x_offset = config.padding;
// Add newly added boxes.
for ( unsigned int i = last_length; i < state->max_elements; i++ ) {
state->boxes[i] = textbox_create ( main_window, &vinfo, map, 0,
x_offset, y_offset,
state->element_width, element_height, NORMAL, "" );
}
scrollbar_resize ( state->scrollbar, -1,
( state->max_rows ) * ( element_height ) - config.line_margin );
}
state->rchanged = TRUE;
state->update = TRUE;
}
@ -1173,8 +1207,10 @@ MenuReturn menu ( Switcher *sw, char **input, char *prompt,
else if ( ev.type == ConfigureNotify ) {
XConfigureEvent xce = ev.xconfigure;
if ( xce.window == main_window ) {
if ( state.w != (unsigned int) xce.width ) {
if ( state.w != (unsigned int) xce.width ||
state.h != (unsigned int ) xce.height ) {
state.w = xce.width;
state.h = xce.height;
menu_resize ( &state );
}
}

12
source/scrollbar.c
View file

@ -131,6 +131,18 @@ void scrollbar_draw ( scrollbar *sb )
XFillRectangle ( display, sb->window, sb->gc, config.line_margin, y, sb->w - config.line_margin, height );
}
}
void scrollbar_resize ( scrollbar *sb, int w, int h )
{
if ( sb != NULL ) {
if(h > 0 ) {
sb->h = h;
}
if(w > 0 ) {
sb->w = w;
}
XResizeWindow ( display, sb->window, sb->w, sb->h );
}
}
unsigned int scrollbar_clicked ( scrollbar *sb, int y )
{