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textedit selection improvements 

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
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

88
scene/gui/text_edit.cpp
View File

@ -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;

6
scene/gui/text_edit.h
View File

@ -55,7 +55,7 @@ class TextEdit : public Control {
Mode selecting_mode;
int selecting_line,selecting_column;
bool selecting_test;
bool selecting_text;
bool active;
@ -324,8 +324,8 @@ public:
update();
}
void cursor_set_column(int p_col);
void cursor_set_line(int p_row);
void cursor_set_column(int p_col, bool p_adjust_viewport=true);
void cursor_set_line(int p_row, bool p_adjust_viewport=true);
int cursor_get_column() const;
int cursor_get_line() const;