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LibGUI+Userland: Improve error and font handling for InputBox

Adds fallible factories, ports DeprecatedString, and rebuilds the
layout to accomodate system font changes.
This commit is contained in:
thankyouverycool 2023-04-16 16:02:07 -04:00 committed by Andreas Kling
parent 9c2bcffe83
commit 02a9e5d3f6
19 changed files with 135 additions and 124 deletions

View file

@ -11,116 +11,119 @@
#include <LibGUI/InputBox.h>
#include <LibGUI/Label.h>
#include <LibGUI/TextBox.h>
#include <LibGfx/Font/Font.h>
namespace GUI {
InputBox::InputBox(Window* parent_window, DeprecatedString text_value, StringView prompt, StringView title, InputType input_type, StringView placeholder)
: Dialog(parent_window)
, m_text_value(move(text_value))
, m_prompt(prompt)
, m_input_type(input_type)
, m_placeholder(placeholder)
ErrorOr<NonnullRefPtr<InputBox>> InputBox::create(Window* parent_window, String text_value, StringView prompt, StringView title, InputType input_type)
{
set_title(title);
build();
auto box = TRY(adopt_nonnull_ref_or_enomem(new (nothrow) InputBox(parent_window, text_value, TRY(String::from_utf8(title)), TRY(String::from_utf8(prompt)), input_type)));
TRY(box->build());
return box;
}
Dialog::ExecResult InputBox::show(Window* parent_window, DeprecatedString& text_value, StringView prompt, StringView title, InputType input_type, StringView placeholder)
InputBox::InputBox(Window* parent_window, String text_value, String title, String prompt, InputType input_type)
: Dialog(parent_window)
, m_text_value(move(text_value))
, m_prompt(move(prompt))
, m_input_type(input_type)
{
auto box = InputBox::construct(parent_window, text_value, prompt, title, input_type, placeholder);
box->set_resizable(false);
set_title(move(title).to_deprecated_string());
set_resizable(false);
set_auto_shrink(true);
}
Dialog::ExecResult InputBox::show(Window* parent_window, String& text_value, StringView prompt, StringView title, InputType input_type, StringView placeholder)
{
return MUST(try_show(parent_window, text_value, prompt, title, input_type, placeholder));
}
ErrorOr<Dialog::ExecResult> InputBox::try_show(Window* parent_window, String& text_value, StringView prompt, StringView title, InputType input_type, StringView placeholder)
{
auto box = TRY(InputBox::create(parent_window, text_value, prompt, title, input_type));
if (parent_window)
box->set_icon(parent_window->icon());
box->set_placeholder(placeholder);
auto result = box->exec();
text_value = box->text_value();
return result;
}
void InputBox::set_text_value(DeprecatedString text_value)
void InputBox::set_placeholder(StringView view)
{
m_text_editor->set_text(move(text_value));
m_text_editor->set_placeholder(view);
}
void InputBox::set_text_value(String value)
{
if (m_text_value == value)
return;
m_text_value = move(value);
m_text_editor->set_text(m_text_value);
}
void InputBox::on_done(ExecResult result)
{
if (result == ExecResult::OK) {
m_text_value = m_text_editor->text();
if (result != ExecResult::OK)
return;
switch (m_input_type) {
case InputType::Text:
case InputType::Password:
break;
if (auto value = String::from_deprecated_string(m_text_editor->text()); !value.is_error())
m_text_value = value.release_value();
case InputType::NonemptyText:
VERIFY(!m_text_value.is_empty());
break;
}
switch (m_input_type) {
case InputType::Text:
case InputType::Password:
break;
case InputType::NonemptyText:
VERIFY(!m_text_value.is_empty());
break;
}
}
void InputBox::build()
ErrorOr<void> InputBox::build()
{
auto widget = set_main_widget<Widget>().release_value_but_fixme_should_propagate_errors();
auto main_widget = TRY(set_main_widget<Widget>());
TRY(main_widget->try_set_layout<VerticalBoxLayout>(4, 6));
main_widget->set_fill_with_background_color(true);
int text_width = widget->font().width(m_prompt);
int title_width = widget->font().width(title()) + 24 /* icon, plus a little padding -- not perfect */;
int max_width = max(text_width, title_width);
auto input_container = TRY(main_widget->try_add<Widget>());
input_container->set_layout<HorizontalBoxLayout>();
widget->set_layout<VerticalBoxLayout>(6, 6);
widget->set_fill_with_background_color(true);
widget->set_preferred_height(SpecialDimension::Fit);
m_prompt_label = TRY(input_container->try_add<Label>());
m_prompt_label->set_autosize(true);
m_prompt_label->set_text(move(m_prompt).to_deprecated_string());
auto& label_editor_container = widget->add<Widget>();
label_editor_container.set_layout<HorizontalBoxLayout>();
label_editor_container.set_preferred_height(SpecialDimension::Fit);
auto& label = label_editor_container.add<Label>(m_prompt);
label.set_preferred_width(text_width);
TRY(input_container->add_spacer());
switch (m_input_type) {
case InputType::Text:
case InputType::NonemptyText:
m_text_editor = label_editor_container.add<TextBox>();
m_text_editor = TRY(input_container->try_add<TextBox>());
break;
case InputType::Password:
m_text_editor = label_editor_container.add<PasswordBox>();
m_text_editor = TRY(input_container->try_add<PasswordBox>());
break;
}
m_text_editor->set_text(m_text_value);
auto button_container = TRY(main_widget->try_add<Widget>());
TRY(button_container->try_set_layout<HorizontalBoxLayout>(0, 6));
TRY(button_container->add_spacer());
if (!m_placeholder.is_null())
m_text_editor->set_placeholder(m_placeholder);
auto& button_container_outer = widget->add<Widget>();
button_container_outer.set_preferred_height(SpecialDimension::Fit);
button_container_outer.set_layout<VerticalBoxLayout>();
auto& button_container_inner = button_container_outer.add<Widget>();
button_container_inner.set_layout<HorizontalBoxLayout>(GUI::Margins {}, 6);
button_container_inner.set_preferred_height(SpecialDimension::Fit);
button_container_inner.add_spacer().release_value_but_fixme_should_propagate_errors();
m_ok_button = button_container_inner.add<DialogButton>();
m_ok_button->set_text("OK"_short_string);
m_ok_button->on_click = [this](auto) {
dbgln("GUI::InputBox: OK button clicked");
done(ExecResult::OK);
};
m_ok_button = TRY(button_container->try_add<DialogButton>("OK"_short_string));
m_ok_button->on_click = [this](auto) { done(ExecResult::OK); };
m_ok_button->set_default(true);
m_cancel_button = button_container_inner.add<DialogButton>();
m_cancel_button->set_text("Cancel"_short_string);
m_cancel_button->on_click = [this](auto) {
dbgln("GUI::InputBox: Cancel button clicked");
done(ExecResult::Cancel);
};
m_cancel_button = TRY(button_container->try_add<DialogButton>("Cancel"_short_string));
m_cancel_button->on_click = [this](auto) { done(ExecResult::Cancel); };
m_text_editor->on_escape_pressed = [this] {
m_cancel_button->click();
auto resize_editor = [this, button_container] {
auto width = button_container->effective_min_size().width().as_int();
m_text_editor->set_min_width(width);
};
m_text_editor->set_focus(true);
resize_editor();
on_font_change = [resize_editor] { resize_editor(); };
m_text_editor->set_text(m_text_value);
if (m_input_type == InputType::NonemptyText) {
m_text_editor->on_change = [this] {
@ -129,7 +132,10 @@ void InputBox::build()
m_text_editor->on_change();
}
set_rect(x(), y(), max_width + 140, widget->effective_preferred_size().height().as_int());
auto size = main_widget->effective_min_size();
resize(TRY(size.width().shrink_value()), TRY(size.height().shrink_value()));
return {};
}
}