6663b6c9
 adorian
projet complet av...
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#include <escher/input_view_controller.h>
#include <escher/app.h>
#include <escher/palette.h>
#include <poincare/src/layout/horizontal_layout.h>
#include <assert.h>
InputViewController::ExpressionFieldController::ExpressionFieldController(Responder * parentResponder, TextFieldDelegate * textFieldDelegate, ExpressionLayoutFieldDelegate * expressionLayoutFieldDelegate) :
ViewController(parentResponder),
m_layout(new Poincare::HorizontalLayout()),
m_expressionField(this, m_textBuffer, k_bufferLength, m_layout, textFieldDelegate, expressionLayoutFieldDelegate)
{
m_textBuffer[0] = 0;
}
InputViewController::ExpressionFieldController::~ExpressionFieldController() {
delete m_layout;
}
void InputViewController::ExpressionFieldController::didBecomeFirstResponder() {
app()->setFirstResponder(&m_expressionField);
}
InputViewController::InputViewController(Responder * parentResponder, ViewController * child, TextFieldDelegate * textFieldDelegate, ExpressionLayoutFieldDelegate * expressionLayoutFieldDelegate) :
ModalViewController(parentResponder, child),
m_expressionFieldController(this, this, this),
m_successAction(Invocation(nullptr, nullptr)),
m_failureAction(Invocation(nullptr, nullptr)),
m_textFieldDelegate(textFieldDelegate),
m_expressionLayoutFieldDelegate(expressionLayoutFieldDelegate),
m_inputViewHeightIsMaximal(false)
{
}
const char * InputViewController::textBody() {
return m_expressionFieldController.expressionField()->text();
}
void InputViewController::edit(Responder * caller, Ion::Events::Event event, void * context, const char * initialText, Invocation::Action successAction, Invocation::Action failureAction) {
m_successAction = Invocation(successAction, context);
m_failureAction = Invocation(failureAction, context);
displayModalViewController(&m_expressionFieldController, 1.0f, 1.0f);
if (initialText != nullptr) {
m_expressionFieldController.expressionField()->setText(initialText);
}
m_expressionFieldController.expressionField()->handleEvent(event);
}
void InputViewController::abortEditionAndDismiss() {
m_expressionFieldController.expressionField()->setEditing(false);
dismissModalViewController();
}
bool InputViewController::textFieldShouldFinishEditing(TextField * textField, Ion::Events::Event event) {
return event == Ion::Events::OK || event == Ion::Events::EXE;
}
bool InputViewController::textFieldDidFinishEditing(TextField * textField, const char * text, Ion::Events::Event event) {
inputViewDidFinishEditing();
m_textFieldDelegate->textFieldDidFinishEditing(textField, text, event);
return true;
}
bool InputViewController::textFieldDidAbortEditing(TextField * textField) {
inputViewDidAbortEditing();
m_textFieldDelegate->textFieldDidAbortEditing(textField);
return true;
}
bool InputViewController::textFieldDidReceiveEvent(TextField * textField, Ion::Events::Event event) {
return m_textFieldDelegate->textFieldDidReceiveEvent(textField, event);
}
Toolbox * InputViewController::toolboxForTextInput(TextInput * input) {
return m_textFieldDelegate->toolboxForTextInput(input);
}
bool InputViewController::expressionLayoutFieldShouldFinishEditing(ExpressionLayoutField * expressionLayoutField, Ion::Events::Event event) {
return event == Ion::Events::OK || event == Ion::Events::EXE;
}
bool InputViewController::expressionLayoutFieldDidReceiveEvent(ExpressionLayoutField * expressionLayoutField, Ion::Events::Event event) {
return m_expressionLayoutFieldDelegate->expressionLayoutFieldDidReceiveEvent(expressionLayoutField, event);
}
bool InputViewController::expressionLayoutFieldDidFinishEditing(ExpressionLayoutField * expressionLayoutField, Poincare::ExpressionLayout * layout, Ion::Events::Event event) {
inputViewDidFinishEditing();
m_expressionLayoutFieldDelegate->expressionLayoutFieldDidFinishEditing(expressionLayoutField, layout, event);
return true;
}
bool InputViewController::expressionLayoutFieldDidAbortEditing(ExpressionLayoutField * expressionLayoutField) {
inputViewDidAbortEditing();
m_expressionLayoutFieldDelegate->expressionLayoutFieldDidAbortEditing(expressionLayoutField);
return true;
}
void InputViewController::expressionLayoutFieldDidChangeSize(ExpressionLayoutField * expressionLayoutField) {
/* Reload the view only if the ExpressionField height actually changes, i.e.
* not if the height is already maximal and stays maximal. */
bool newInputViewHeightIsMaximal = m_expressionFieldController.expressionField()->heightIsMaximal();
if (!m_inputViewHeightIsMaximal || !newInputViewHeightIsMaximal) {
m_inputViewHeightIsMaximal = newInputViewHeightIsMaximal;
reloadModalViewController();
}
}
Toolbox * InputViewController::toolboxForExpressionLayoutField(ExpressionLayoutField * expressionLayoutField) {
return m_expressionLayoutFieldDelegate->toolboxForExpressionLayoutField(expressionLayoutField);
}
void InputViewController::inputViewDidFinishEditing() {
m_successAction.perform(this);
dismissModalViewController();
}
void InputViewController::inputViewDidAbortEditing() {
m_failureAction.perform(this);
dismissModalViewController();
}
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