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authorChristopher James Lahey <clahey@helixcode.com>2000-07-27 23:27:06 +0800
committerChris Lahey <clahey@src.gnome.org>2000-07-27 23:27:06 +0800
commita25046c09190e6edf9780d3eb1aa476ffee07c68 (patch)
tree0369078b92a0b0c441658ba57183a26da62ef3b0 /widgets
parent5f04bddb8e129ff6c56955359aa1b3b6db2a9587 (diff)
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Fixed shift click selections.
2000-07-27 Christopher James Lahey <clahey@helixcode.com> * e-table-selection-model.c: Fixed shift click selections. svn path=/trunk/; revision=4386
Diffstat (limited to 'widgets')
-rw-r--r--widgets/e-table/ChangeLog7
-rw-r--r--widgets/e-table/e-table-selection-model.c77
-rw-r--r--widgets/table/e-table-selection-model.c77
3 files changed, 86 insertions, 75 deletions
diff --git a/widgets/e-table/ChangeLog b/widgets/e-table/ChangeLog
index 53a06afd09..6ac62565bd 100644
--- a/widgets/e-table/ChangeLog
+++ b/widgets/e-table/ChangeLog
@@ -1,6 +1,11 @@
2000-07-27 Christopher James Lahey <clahey@helixcode.com>
- * e-table-selection-model.c: Allocate correctly in the insert method.
+ * e-table-selection-model.c: Fixed shift click selections.
+
+2000-07-27 Christopher James Lahey <clahey@helixcode.com>
+
+ * e-table-selection-model.c: Allocate correctly in the insert and
+ delete methods.
* e-table-click-to-add.c: Removed the line that was causing this
to do bad things.
diff --git a/widgets/e-table/e-table-selection-model.c b/widgets/e-table/e-table-selection-model.c
index c6b7485608..71d420fd10 100644
--- a/widgets/e-table/e-table-selection-model.c
+++ b/widgets/e-table/e-table-selection-model.c
@@ -296,6 +296,28 @@ e_table_selection_model_foreach (ETableSelectionModel *selection,
#define OPERATE(object, mask, grow) ((grow) ? ((object) |= ~(mask)) : ((object) &= (mask)))
+static void
+change_selection(ETableSelectionModel *selection, int start, int end, gboolean grow)
+{
+ int i, last;
+ if (start != end) {
+ i = BOX(start);
+ last = BOX(end);
+
+ if (i == last) {
+ OPERATE(selection->selection[i], BITMASK_LEFT(start) | BITMASK_RIGHT(end), grow);
+ } else {
+ OPERATE(selection->selection[i], BITMASK_LEFT(start), grow);
+ if (grow)
+ for (i ++; i < last; i++)
+ selection->selection[i] = ONES;
+ for (i ++; i < last; i++)
+ selection->selection[i] = 0;
+ OPERATE(selection->selection[i], BITMASK_RIGHT(end), grow);
+ }
+ }
+}
+
void e_table_selection_model_do_something (ETableSelectionModel *selection,
guint row,
guint col,
@@ -311,43 +333,24 @@ void e_table_selection_model_do_something (ETableSelectionModel
}
if (selection->row_count >= 0 && row < selection->row_count) {
if (shift_p) {
- int grow_selection;
- int i;
- int last;
- int first_row;
- int last_row;
- if ((selection->selection_start_row < row && row <= selection->cursor_row) ||
- (selection->selection_start_row >= row && row >= selection->cursor_row)) {
- /* In this case, the selection is shrinking. */
- grow_selection = FALSE;
- } else if ((selection->selection_start_row <= selection->cursor_row && selection->cursor_row <= row) ||
- (selection->selection_start_row > selection->cursor_row && selection->cursor_row >= row)) {
- /* In this case, the selection is growing. */
- grow_selection = TRUE;
- } else {
- /* In this case the selection is changing direction. Ick. Screw it. */
- return;
- }
- first_row = MIN(selection->cursor_row, row);
- last_row = MAX(selection->cursor_row, row) + 1;
- if (first_row != last_row) {
- i = BOX(first_row);
- last = BOX(last_row);
-
- if (i == last) {
- OPERATE(selection->selection[i], BITMASK_LEFT(first_row) | BITMASK_RIGHT(last_row), grow_selection);
- } else {
- OPERATE(selection->selection[i], BITMASK_LEFT(first_row), grow_selection);
- for (i ++; i < last; i++)
- if (grow_selection)
- selection->selection[i] = ONES;
- else
- selection->selection[i] = 0;
- OPERATE(selection->selection[i], BITMASK_RIGHT(last_row), grow_selection);
- }
- gtk_signal_emit(GTK_OBJECT(selection),
- e_table_selection_model_signals [SELECTION_CHANGED]);
- }
+ int old_start;
+ int old_end;
+ int new_start;
+ int new_end;
+ old_start = MIN (selection->selection_start_row, selection->cursor_row);
+ old_end = MAX (selection->selection_start_row, selection->cursor_row) + 1;
+ new_start = MIN (selection->selection_start_row, row);
+ new_end = MAX (selection->selection_start_row, row) + 1;
+ if (old_start < new_start)
+ change_selection(selection, old_start, new_start, FALSE);
+ if (new_start < old_start)
+ change_selection(selection, new_start, old_start, TRUE);
+ if (old_end < new_end)
+ change_selection(selection, old_end, new_end, TRUE);
+ if (new_end < old_end)
+ change_selection(selection, new_end, old_end, FALSE);
+ gtk_signal_emit(GTK_OBJECT(selection),
+ e_table_selection_model_signals [SELECTION_CHANGED]);
} else {
if (ctrl_p) {
if (selection->selection[BOX(row)] & BITMASK(row))
diff --git a/widgets/table/e-table-selection-model.c b/widgets/table/e-table-selection-model.c
index c6b7485608..71d420fd10 100644
--- a/widgets/table/e-table-selection-model.c
+++ b/widgets/table/e-table-selection-model.c
@@ -296,6 +296,28 @@ e_table_selection_model_foreach (ETableSelectionModel *selection,
#define OPERATE(object, mask, grow) ((grow) ? ((object) |= ~(mask)) : ((object) &= (mask)))
+static void
+change_selection(ETableSelectionModel *selection, int start, int end, gboolean grow)
+{
+ int i, last;
+ if (start != end) {
+ i = BOX(start);
+ last = BOX(end);
+
+ if (i == last) {
+ OPERATE(selection->selection[i], BITMASK_LEFT(start) | BITMASK_RIGHT(end), grow);
+ } else {
+ OPERATE(selection->selection[i], BITMASK_LEFT(start), grow);
+ if (grow)
+ for (i ++; i < last; i++)
+ selection->selection[i] = ONES;
+ for (i ++; i < last; i++)
+ selection->selection[i] = 0;
+ OPERATE(selection->selection[i], BITMASK_RIGHT(end), grow);
+ }
+ }
+}
+
void e_table_selection_model_do_something (ETableSelectionModel *selection,
guint row,
guint col,
@@ -311,43 +333,24 @@ void e_table_selection_model_do_something (ETableSelectionModel
}
if (selection->row_count >= 0 && row < selection->row_count) {
if (shift_p) {
- int grow_selection;
- int i;
- int last;
- int first_row;
- int last_row;
- if ((selection->selection_start_row < row && row <= selection->cursor_row) ||
- (selection->selection_start_row >= row && row >= selection->cursor_row)) {
- /* In this case, the selection is shrinking. */
- grow_selection = FALSE;
- } else if ((selection->selection_start_row <= selection->cursor_row && selection->cursor_row <= row) ||
- (selection->selection_start_row > selection->cursor_row && selection->cursor_row >= row)) {
- /* In this case, the selection is growing. */
- grow_selection = TRUE;
- } else {
- /* In this case the selection is changing direction. Ick. Screw it. */
- return;
- }
- first_row = MIN(selection->cursor_row, row);
- last_row = MAX(selection->cursor_row, row) + 1;
- if (first_row != last_row) {
- i = BOX(first_row);
- last = BOX(last_row);
-
- if (i == last) {
- OPERATE(selection->selection[i], BITMASK_LEFT(first_row) | BITMASK_RIGHT(last_row), grow_selection);
- } else {
- OPERATE(selection->selection[i], BITMASK_LEFT(first_row), grow_selection);
- for (i ++; i < last; i++)
- if (grow_selection)
- selection->selection[i] = ONES;
- else
- selection->selection[i] = 0;
- OPERATE(selection->selection[i], BITMASK_RIGHT(last_row), grow_selection);
- }
- gtk_signal_emit(GTK_OBJECT(selection),
- e_table_selection_model_signals [SELECTION_CHANGED]);
- }
+ int old_start;
+ int old_end;
+ int new_start;
+ int new_end;
+ old_start = MIN (selection->selection_start_row, selection->cursor_row);
+ old_end = MAX (selection->selection_start_row, selection->cursor_row) + 1;
+ new_start = MIN (selection->selection_start_row, row);
+ new_end = MAX (selection->selection_start_row, row) + 1;
+ if (old_start < new_start)
+ change_selection(selection, old_start, new_start, FALSE);
+ if (new_start < old_start)
+ change_selection(selection, new_start, old_start, TRUE);
+ if (old_end < new_end)
+ change_selection(selection, old_end, new_end, TRUE);
+ if (new_end < old_end)
+ change_selection(selection, new_end, old_end, FALSE);
+ gtk_signal_emit(GTK_OBJECT(selection),
+ e_table_selection_model_signals [SELECTION_CHANGED]);
} else {
if (ctrl_p) {
if (selection->selection[BOX(row)] & BITMASK(row))