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Try to fix crash with new scrolling method.

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This commit is contained in:
Dave Davenport 2016-02-18 19:23:41 +01:00
parent 638e58e7d8
commit a125f6d515
1 changed files with 7 additions and 5 deletions
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12
source/view.c
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@ -696,7 +696,8 @@ static unsigned int rofi_scroll_continious ( RofiViewState * state )
if ( state->selected < ( state->filtered_lines - (state->menu_lines -middle) ) ) {
offset = state->selected - middle;
}
else {
// Don't go below zero.
else if ( state->filtered_lines > state->menu_lines){
offset = state->filtered_lines - state->menu_lines;
}
}
@ -723,6 +724,9 @@ static void rofi_view_draw ( RofiViewState *state, cairo_t *d )
columns = MIN ( columns, state->columns );
// Update the handle length.
// Calculate number of visible rows.
unsigned int max_elements = MIN ( a_lines, state->max_rows * columns );
scrollbar_set_handle_length ( state->scrollbar, columns * state->max_rows );
scrollbar_draw ( state->scrollbar, d );
// Element width.
@ -737,12 +741,10 @@ static void rofi_view_draw ( RofiViewState *state, cairo_t *d )
int element_height = state->line_height * config.element_height;
int y_offset = state->top_offset;
int x_offset = state->border;
// Calculate number of visible rows.
unsigned int max_elements = MIN ( a_lines, state->max_rows * columns );
if ( state->rchanged ) {
// Move, resize visible boxes and show them.
for ( i = 0; i < max_elements; i++ ) {
for ( i = 0; i < max_elements && (i+offset) < state->filtered_lines; i++ ) {
unsigned int ex = ( ( i ) / state->max_rows ) * ( element_width + config.line_margin );
unsigned int ey = ( ( i ) % state->max_rows ) * ( element_height + config.line_margin );
// Move it around.
@ -762,7 +764,7 @@ static void rofi_view_draw ( RofiViewState *state, cairo_t *d )
}
else{
// Only do basic redrawing + highlight of row.
for ( i = 0; i < max_elements; i++ ) {
for ( i = 0; i < max_elements && (i+offset) < state->filtered_lines; i++ ) {
TextBoxFontType type = ( ( ( i % state->max_rows ) & 1 ) == 0 ) ? NORMAL : ALT;
int fstate = 0;
mode_get_display_value ( state->sw, state->line_map[i + offset], &fstate, FALSE );