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textedit selection improvements

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allows using shift and pointer selection together, and selecting text while scrolling.
tried to make it as similar as possible to most editors.
This commit is contained in:
neikeq
2015-08-13 00:34:07 +02:00
parent c2e2f2e0ae
commit 51fa997cb5
2 changed files with 50 additions and 44 deletions
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88
scene/gui/text_edit.cpp
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@@ -1207,27 +1207,30 @@ void TextEdit::_input_event(const InputEvent& p_input_event) {
update();
} else {
if (cursor.line<selection.from_line || (cursor.line==selection.from_line && cursor.column<=selection.from_column)) {
if (cursor.line<selection.selecting_line || (cursor.line==selection.selecting_line && cursor.column<selection.selecting_column)) {
if (selection.shiftclick_left) {
SWAP(selection.from_column,selection.to_column);
SWAP(selection.from_line,selection.to_line);
selection.shiftclick_left = !selection.shiftclick_left;
}
selection.from_column=cursor.column;
selection.from_line=cursor.line;
} else if (cursor.line>selection.to_line || (cursor.line==selection.to_line && cursor.column>=selection.to_column)) {
} else if (cursor.line>selection.selecting_line || (cursor.line==selection.selecting_line && cursor.column>selection.selecting_column)) {
if (!selection.shiftclick_left) {
SWAP(selection.from_column,selection.to_column);
SWAP(selection.from_line,selection.to_line);
selection.shiftclick_left = !selection.shiftclick_left;
}
selection.to_column=cursor.column;
selection.to_line=cursor.line;
} else if (!selection.shiftclick_left) {
selection.from_column=cursor.column;
selection.from_line=cursor.line;
} else {
selection.to_column=cursor.column;
selection.to_line=cursor.line;
selection.active=false;
}
if (selection.from_line>selection.to_line || (selection.from_line==selection.to_line && selection.from_column>selection.to_column)) {
SWAP(selection.from_column,selection.to_column);
SWAP(selection.from_line,selection.to_line);
}
update();
}
@@ -1252,6 +1255,7 @@ void TextEdit::_input_event(const InputEvent& p_input_event) {
if (!mb.doubleclick && (OS::get_singleton()->get_ticks_msec()-last_dblclk)<600 && cursor.line==prev_line) {
//tripleclick select line
select(cursor.line,0,cursor.line,text[cursor.line].length());
selection.selecting_column=0;
last_dblclk=0;
} else if (mb.doubleclick && text[cursor.line].length()) {
@@ -1276,6 +1280,8 @@ void TextEdit::_input_event(const InputEvent& p_input_event) {
end+=1;
select(cursor.line,beg,cursor.line,end);
selection.selecting_column=beg;
}
last_dblclk = OS::get_singleton()->get_ticks_msec();
@@ -1286,7 +1292,6 @@ void TextEdit::_input_event(const InputEvent& p_input_event) {
}
} else {
selection.selecting_mode=Selection::MODE_NONE;
// notify to show soft keyboard
notification(NOTIFICATION_FOCUS_ENTER);
}
@@ -1302,7 +1307,7 @@ void TextEdit::_input_event(const InputEvent& p_input_event) {
if (!_get_mouse_pos(Point2i(mm.x,mm.y), row,col))
return;
if (selection.selecting_mode==Selection::MODE_POINTER) {
if (selection.selecting_mode!=Selection::MODE_NONE) {
select(selection.selecting_line,selection.selecting_column,row,col);
@@ -1582,7 +1587,7 @@ void TextEdit::_input_event(const InputEvent& p_input_event) {
break;
}
selection.selecting_test=false;
selection.selecting_text=false;
bool scancode_handled=true;
@@ -1900,15 +1905,7 @@ void TextEdit::_input_event(const InputEvent& p_input_event) {
break;
}
if (text.size()==1 && text[0].length()==0)
break;
selection.active=true;
selection.from_line=0;
selection.from_column=0;
selection.to_line=text.size()-1;
selection.to_column=text[selection.to_line].length();
selection.selecting_mode=Selection::MODE_NONE;
update();
select_all();
} break;
case KEY_X: {
@@ -2093,12 +2090,6 @@ void TextEdit::_input_event(const InputEvent& p_input_event) {
}
}
if (!selection.selecting_test) {
selection.selecting_mode=Selection::MODE_NONE;
}
return;
} break;
@@ -2110,13 +2101,14 @@ void TextEdit::_input_event(const InputEvent& p_input_event) {
void TextEdit::_pre_shift_selection() {
if (!selection.active || selection.selecting_mode!=Selection::MODE_SHIFT) {
if (!selection.active || selection.selecting_mode==Selection::MODE_NONE) {
selection.selecting_line=cursor.line;
selection.selecting_column=cursor.column;
selection.active=true;
selection.selecting_mode=Selection::MODE_SHIFT;
}
selection.selecting_mode=Selection::MODE_SHIFT;
}
void TextEdit::_post_shift_selection() {
@@ -2129,7 +2121,7 @@ void TextEdit::_post_shift_selection() {
}
selection.selecting_test=true;
selection.selecting_text=true;
}
/**** TEXT EDIT CORE API ****/
@@ -2425,7 +2417,7 @@ void TextEdit::adjust_viewport_to_cursor() {
}
void TextEdit::cursor_set_column(int p_col) {
void TextEdit::cursor_set_column(int p_col, bool p_adjust_viewport) {
if (p_col<0)
p_col=0;
@@ -2436,7 +2428,8 @@ void TextEdit::cursor_set_column(int p_col) {
cursor.last_fit_x=get_column_x_offset(cursor.column,get_line(cursor.line));
adjust_viewport_to_cursor();
if (p_adjust_viewport)
adjust_viewport_to_cursor();
if (!cursor_changed_dirty) {
if (is_inside_tree())
@@ -2447,7 +2440,7 @@ void TextEdit::cursor_set_column(int p_col) {
}
void TextEdit::cursor_set_line(int p_row) {
void TextEdit::cursor_set_line(int p_row, bool p_adjust_viewport) {
if (setting_row)
return;
@@ -2463,8 +2456,8 @@ void TextEdit::cursor_set_line(int p_row) {
cursor.line=p_row;
cursor.column=get_char_pos_for( cursor.last_fit_x, get_line( cursor.line) );
adjust_viewport_to_cursor();
if (p_adjust_viewport)
adjust_viewport_to_cursor();
setting_row=false;
@@ -2829,9 +2822,14 @@ void TextEdit::select_all() {
selection.active=true;
selection.from_line=0;
selection.from_column=0;
selection.selecting_line=0;
selection.selecting_column=0;
selection.to_line=text.size()-1;
selection.to_column=text[selection.to_line].length();
selection.selecting_mode=Selection::MODE_NONE;
selection.selecting_mode=Selection::MODE_SHIFT;
selection.shiftclick_left=true;
cursor_set_line( selection.to_line, false );
cursor_set_column( selection.to_column, false );
update();
}
@@ -2870,12 +2868,20 @@ void TextEdit::select(int p_from_line,int p_from_column,int p_to_line,int p_to_c
} else if (selection.from_column>selection.to_column) {
selection.shiftclick_left = false;
SWAP( selection.from_column, selection.to_column );
} else {
selection.shiftclick_left = true;
}
} else if (selection.from_line>selection.to_line) {
selection.shiftclick_left = false;
SWAP( selection.from_line, selection.to_line );
SWAP( selection.from_column, selection.to_column );
} else {
selection.shiftclick_left = true;
}
@@ -3678,7 +3684,7 @@ TextEdit::TextEdit() {
selection.selecting_mode=Selection::MODE_NONE;
selection.selecting_line=0;
selection.selecting_column=0;
selection.selecting_test=false;
selection.selecting_text=false;
selection.active=false;
syntax_coloring=false;