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Allow listview to be reversed in order.

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Issue: #523
This commit is contained in:
Dave Davenport 2017-01-03 20:22:29 +01:00
parent da917993f7
commit a836346968
1 changed files with 47 additions and 6 deletions
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49
source/widgets/listview.c
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@ -63,6 +63,7 @@ struct _listview
unsigned int fixed_num_lines;
unsigned int dynamic;
unsigned int eh;
unsigned int reverse;
gboolean cycle;
gboolean multi_select;
@ -179,8 +180,13 @@ static void listview_draw ( widget *wid, cairo_t *draw )
unsigned int element_width = ( width ) / lv->cur_columns;
for ( unsigned int i = 0; i < max; i++ ) {
unsigned int ex = widget_padding_get_left ( wid ) + ( ( i ) / lv->max_rows ) * ( element_width + spacing_hori );
if ( lv->reverse ) {
unsigned int ey = wid->h-(widget_padding_get_bottom ( wid ) + ( ( i ) % lv->max_rows ) * ( lv->element_height + spacing_vert ))-lv->element_height;
textbox_moveresize ( lv->boxes[i], ex, ey, element_width, lv->element_height );
} else {
unsigned int ey = widget_padding_get_top ( wid ) + ( ( i ) % lv->max_rows ) * ( lv->element_height + spacing_vert );
textbox_moveresize ( lv->boxes[i], ex, ey, element_width, lv->element_height );
}
update_element ( lv, i, i + offset, TRUE );
widget_draw ( WIDGET ( lv->boxes[i] ), draw );
@ -360,6 +366,7 @@ listview *listview_create ( const char *name, listview_update_callback cb, void
lv->menu_columns = rofi_theme_get_integer (lv->widget.class_name, lv->widget.name, NULL, "columns", config.menu_columns );
lv->fixed_num_lines = rofi_theme_get_boolean (lv->widget.class_name, lv->widget.name, NULL, "fixed-height", config.fixed_num_lines );
lv->dynamic = rofi_theme_get_boolean (lv->widget.class_name, lv->widget.name, NULL, "dynamic", TRUE );
lv->reverse = rofi_theme_get_boolean (lv->widget.class_name, lv->widget.name, NULL, "reverse", FALSE );
listview_set_show_scrollbar ( lv, rofi_theme_get_boolean ( lv->widget.class_name, lv->widget.name, NULL, "scrollbar", !config.hide_scrollbar ));
listview_set_scrollbar_width ( lv, rofi_theme_get_integer ( lv->widget.class_name, lv->widget.name, NULL, "scrollbar-width", config.scrollbar_width ));
@ -373,7 +380,7 @@ listview *listview_create ( const char *name, listview_update_callback cb, void
* Navigation commands.
*/
void listview_nav_up ( listview *lv )
static void listview_nav_up_int ( listview *lv )
{
if ( lv == NULL ) {
return;
@ -387,7 +394,7 @@ void listview_nav_up ( listview *lv )
lv->selected--;
widget_queue_redraw ( WIDGET ( lv ) );
}
void listview_nav_down ( listview *lv )
static void listview_nav_down_int ( listview *lv )
{
if ( lv == NULL ) {
return;
@ -400,6 +407,23 @@ void listview_nav_down ( listview *lv )
widget_queue_redraw ( WIDGET ( lv ) );
}
void listview_nav_up ( listview *lv )
{
if ( lv->reverse ) {
listview_nav_down_int ( lv );
} else {
listview_nav_up_int ( lv );
}
}
void listview_nav_down ( listview *lv )
{
if ( lv->reverse ) {
listview_nav_up_int ( lv );
} else {
listview_nav_down_int ( lv );
}
}
void listview_nav_left ( listview *lv )
{
if ( lv == NULL ) {
@ -434,7 +458,7 @@ void listview_nav_right ( listview *lv )
}
}
void listview_nav_page_prev ( listview *lv )
static void listview_nav_page_prev_int ( listview *lv )
{
if ( lv == NULL ) {
return;
@ -447,7 +471,7 @@ void listview_nav_page_prev ( listview *lv )
}
widget_queue_redraw ( WIDGET ( lv ) );
}
void listview_nav_page_next ( listview *lv )
static void listview_nav_page_next_int ( listview *lv )
{
if ( lv == NULL ) {
return;
@ -462,6 +486,23 @@ void listview_nav_page_next ( listview *lv )
widget_queue_redraw ( WIDGET ( lv ) );
}
void listview_nav_page_prev ( listview *lv )
{
if ( lv->reverse ){
listview_nav_page_next_int ( lv );
} else {
listview_nav_page_prev_int ( lv );
}
}
void listview_nav_page_next ( listview *lv )
{
if ( lv->reverse ){
listview_nav_page_prev_int ( lv );
} else {
listview_nav_page_next_int ( lv );
}
}
static int listview_get_desired_height ( widget *wid )
{
listview *lv = (listview *)wid;