add button & fix buttonpanel crash bug

rsrc/dialogs/tiny-button-panel.xml

@@ -9,7 +9,8 @@
 	<button type='tiny' name='button3' relative='pos-in pos-in' rel-anchor='prev' top='15' left='0'/>
 	<button type='tiny' name='button4' relative='pos-in pos-in' rel-anchor='prev' top='15' left='0'/>
 	<button type='tiny' name='button5' relative='pos-in pos-in' rel-anchor='prev' top='15' left='0'/>
-	<button name='left' type='left' def-key='left' relative='pos-in pos-in' anchor='button5' top='19' left='0'/>
+	<button type='tiny' name='button6' relative='pos-in pos-in' rel-anchor='prev' top='15' left='0'/>
+	<button name='left' type='left' def-key='left' relative='pos-in pos-in' anchor='button6' top='19' left='0'/>
 	<button name='right' type='right' def-key='right' relative='pos-in pos-in' rel-anchor='prev' top='0' left='63'/>
 	<button name='cancel' type='regular' relative='pos-in pos-in' rel-anchor='prev' top='0' left='101'>Cancel</button>
 	<button name='done' type='regular' relative='pos-in pos-in' rel-anchor='prev' top='0' left='66'>OK</button>

src/dialogxml/dialogs/btnpanel.cpp

@@ -57,6 +57,7 @@ cDialog* cButtonPanel::operator->() {
 
 bool cButtonPanel::show() {
 	page = 0;
+	dlg.setResult(false); // If the dialog toasts itself, don't crash or trigger any 'confirm' action
 	dlg.run(std::bind(&cButtonPanel::fillPage, this));
 	return dlg.getResult<bool>();
 }

src/dialogxml/dialogs/btnpanel.hpp

@@ -11,7 +11,7 @@
 /// A dialog that presents a list of labeled tiny buttons, plus an OK and Cancel button.
 /// The list may span several pages.
 class cButtonPanel {
-	const size_t per_page = 5;
+	const size_t per_page = 6;
 	cDialog dlg;
 	bool onLeft();
 	bool onRight();