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Add placeholder property for line_edit

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this useful for user input tip
This commit is contained in:
sanikoyes 2016-06-27 19:47:40 +08:00
parent 2c59f77885
commit 081c400ac6
2 changed files with 27 additions and 5 deletions
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29
scene/gui/line_edit.cpp
View file

@ -108,7 +108,7 @@ void LineEdit::_input_event(InputEvent p_event) {
selection.doubleclick=false;
if (OS::get_singleton()->has_virtual_keyboard())
OS::get_singleton()->show_virtual_keyboard(get_text(),get_global_rect());
OS::get_singleton()->show_virtual_keyboard(text,get_global_rect());
}
update();
@ -634,14 +634,19 @@ void LineEdit::_notification(int p_what) {
Color font_color_selected=get_color("font_color_selected");
Color cursor_color=get_color("cursor_color");
const String& t = text.empty() ? placeholder : text;
// draw placeholder color
if(text.empty())
font_color.a *= 0.6;
while(true) {
//end of string, break!
if (char_ofs>=text.length())
if (char_ofs>=t.length())
break;
CharType cchar=pass?'*':text[char_ofs];
CharType next=pass?'*':text[char_ofs+1];
CharType cchar=pass?'*':t[char_ofs];
CharType next=pass?'*':t[char_ofs+1];
int char_width=font->get_char_size( cchar,next ).width;
// end of widget, break!
@ -678,7 +683,7 @@ void LineEdit::_notification(int p_what) {
}
if (OS::get_singleton()->has_virtual_keyboard())
OS::get_singleton()->show_virtual_keyboard(get_text(),get_global_rect());
OS::get_singleton()->show_virtual_keyboard(text,get_global_rect());
} break;
case NOTIFICATION_FOCUS_EXIT: {
@ -938,6 +943,17 @@ String LineEdit::get_text() const {
return text;
}
void LineEdit::set_placeholder(String p_text) {
placeholder = p_text;
update();
}
String LineEdit::get_placeholder() const {
return placeholder;
}
void LineEdit::set_cursor_pos(int p_pos) {
if (p_pos>(int)text.length())
@ -1223,6 +1239,8 @@ void LineEdit::_bind_methods() {
ObjectTypeDB::bind_method(_MD("select_all"),&LineEdit::select_all);
ObjectTypeDB::bind_method(_MD("set_text","text"),&LineEdit::set_text);
ObjectTypeDB::bind_method(_MD("get_text"),&LineEdit::get_text);
ObjectTypeDB::bind_method(_MD("set_placeholder","text"),&LineEdit::set_placeholder);
ObjectTypeDB::bind_method(_MD("get_placeholder"),&LineEdit::get_placeholder);
ObjectTypeDB::bind_method(_MD("set_cursor_pos","pos"),&LineEdit::set_cursor_pos);
ObjectTypeDB::bind_method(_MD("get_cursor_pos"),&LineEdit::get_cursor_pos);
ObjectTypeDB::bind_method(_MD("cursor_set_blink_enabled", "enable"),&LineEdit::cursor_set_blink_enabled);
@ -1257,6 +1275,7 @@ void LineEdit::_bind_methods() {
BIND_CONSTANT( MENU_MAX );
ADD_PROPERTYNZ( PropertyInfo( Variant::STRING, "text" ), _SCS("set_text"),_SCS("get_text") );
ADD_PROPERTYNZ( PropertyInfo( Variant::STRING, "placeholder" ), _SCS("set_placeholder"),_SCS("get_placeholder") );
ADD_PROPERTYNZ(PropertyInfo(Variant::INT, "align", PROPERTY_HINT_ENUM, "Left,Center,Right,Fill"), _SCS("set_align"), _SCS("get_align"));
ADD_PROPERTYNZ( PropertyInfo( Variant::INT, "max_length" ), _SCS("set_max_length"),_SCS("get_max_length") );
ADD_PROPERTYNO( PropertyInfo( Variant::BOOL, "editable" ), _SCS("set_editable"),_SCS("is_editable") );

3
scene/gui/line_edit.h
View file

@ -67,6 +67,7 @@ private:
String undo_text;
String text;
String placeholder;
PopupMenu *menu;
@ -135,6 +136,8 @@ public:
void delete_text(int p_from_column, int p_to_column);
void set_text(String p_text);
String get_text() const;
void set_placeholder(String p_text);
String get_placeholder() const;
void set_cursor_pos(int p_pos);
int get_cursor_pos() const;
void set_max_length(int p_max_length);