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My_GtkUi
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Update text editor

This commit is contained in:
daleclack 2022-07-08 13:46:12 +08:00
parent a1edd10fc6
commit 0533c96cfe
4 changed files with 297 additions and 108 deletions
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1
Gtkmm3_Mac/CMakeLists.txt
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@ -43,6 +43,7 @@ set(RESOURCE_LIST
STRIPBLANKS game1.ui
STRIPBLANKS game24.ui
STRIPBLANKS calcapp.ui
STRIPBLANKS text_menu.xml
style.css
reset.css
dock_style.css

40
Gtkmm3_Mac/res/text_menu.xml Normal file
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@ -0,0 +1,40 @@
<?xml version="1.0" encoding="UTF-8"?>
<interface>
<menu id="text_menu">
<section>
<item>
<attribute name="label">Open</attribute>
<attribute name="action">win.text_open</attribute>
<attribute name="accel">&lt;Control&gt;o</attribute>
</item>
<item>
<attribute name="label">Save</attribute>
<attribute name="action">win.text_save</attribute>
<attribute name="accel">&lt;Control&gt;s</attribute>
</item>
<item>
<attribute name="label">Save As</attribute>
<attribute name="action">win.text_saveas</attribute>
<attribute name="accel">&lt;Control&gt;&lt;Shift&gt;s</attribute>
</item>
<item>
<attribute name="label">Copy</attribute>
<attribute name="action">win.text_copy</attribute>
<attribute name="accel">&lt;Control&gt;c</attribute>
</item>
<item>
<attribute name="label">Paste</attribute>
<attribute name="action">win.text_paste</attribute>
<attribute name="accel">&lt;Control&gt;v</attribute>
</item>
<item>
<attribute name="label">Close</attribute>
<attribute name="action">win.text_close</attribute>
</item>
<item>
<attribute name="label">About</attribute>
<attribute name="action">win.text_about</attribute>
</item>
</section>
</menu>
</interface>

38
Gtkmm3_Mac/src/apps/TextEditor.hh
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@ -2,29 +2,57 @@
#include <gtkmm.h>
class TextEditor : public Gtk::Window{
class TextEditor : public Gtk::ApplicationWindow{
public:
TextEditor();
private:
//Child widgets
Gtk::Box vbox,hbox,btnbox,*infobox;
//Header widgets
Gtk::HeaderBar header;
Gtk::MenuButton menubtn;
Gtk::Popover popover;
Gtk::ToggleButton search_button;
Glib::RefPtr<Gtk::Builder> menu_builder;
//SearchBar
Gtk::SearchBar searchbar;
Gtk::SearchEntry search_entry;
Gtk::Box searchbox;
Gtk::Button search_up, search_down;
Glib::RefPtr<Glib::Binding> search_binding;
Gtk::TextIter curr_iter_up, curr_iter_down;
//Window widgets
Gtk::Box vbox,hbox,*infobox;
Gtk::ScrolledWindow sw1,sw2;
Glib::RefPtr<Gtk::TextBuffer> buffer1;
Gtk::TextView textview1;
Gtk::Button btn_copy,btn_paste,btn_open,btn_save,btn_clear;
Gtk::InfoBar infobar;
Gtk::Label label1;
//File Dialog
Glib::RefPtr<Gtk::FileChooserNative> dialog;
Glib::ustring curr_filename;
bool file_opened;
//Signal Handlers
// File Operation functions
void btnopen_clicked();
void opendialog_response(int response);
void btnsave_clicked();
void btnsaveas_clicked();
void savedialog_response(int response);
// Copy, Paste and text operations
void btncopy_clicked();
void btnpaste_clicked();
void btnclear_clicked();
void btnclose_clicked();
void buffer1_changed();
void clipboard_receive(const Glib::ustring &text);
void infobar_response(int response);
// Search funtion
void search_entry_changed();
void search_forward();
void search_backward();
};

212
Gtkmm3_Mac/src/text_app/TextEditor.cc
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@ -2,20 +2,35 @@
#include "text_types.hh"
#include <fstream>
// Only for build in this repository
// #define text_globs supported_globs
TextEditor::TextEditor()
: vbox(Gtk::ORIENTATION_VERTICAL, 5),
hbox(Gtk::ORIENTATION_HORIZONTAL, 5),
btnbox(Gtk::ORIENTATION_VERTICAL,5),
btn_copy("Copy"),
btn_paste("Paste"),
btn_open("Open"),
btn_save("Save"),
btn_clear("Clear")
searchbox(Gtk::ORIENTATION_HORIZONTAL, 5),
file_opened(false)
{
// Initalize Window
set_default_size(800, 450);
set_icon_name("my_textedit");
set_title("Simple Text Editor");
// Initalize HeaderBar
header.set_decoration_layout("close,minimize,maximize:menu");
header.set_show_close_button();
menubtn.set_image_from_icon_name("open-menu");
search_button.set_image_from_icon_name("find");
header.pack_end(menubtn);
header.pack_end(search_button);
header.set_title("Simple Text Editor");
set_titlebar(header);
// Add a menu
menu_builder = Gtk::Builder::create_from_resource("/org/gtk/daleclack/text_menu.xml");
auto object = menu_builder->get_object("text_menu");
auto gmenu = Glib::RefPtr<Gio::Menu>::cast_dynamic(object);
popover.bind_model(gmenu);
menubtn.set_popover(popover);
// Initalize Text Buffers
buffer1 = textview1.get_buffer();
@ -24,20 +39,34 @@ btn_clear("Clear")
// Pack Widgets
sw1.set_policy(Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC);
sw1.add(textview1);
btnbox.set_valign(Gtk::ALIGN_CENTER);
btnbox.pack_start(btn_copy,Gtk::PACK_SHRINK);
btnbox.pack_start(btn_paste,Gtk::PACK_SHRINK);
btnbox.pack_start(btn_open,Gtk::PACK_SHRINK);
btnbox.pack_start(btn_save,Gtk::PACK_SHRINK);
btnbox.pack_start(btn_clear,Gtk::PACK_SHRINK);
hbox.pack_start(sw1);
hbox.pack_start(btnbox,Gtk::PACK_SHRINK);
btn_open.signal_clicked().connect(sigc::mem_fun(*this,&TextEditor::btnopen_clicked));
btn_save.signal_clicked().connect(sigc::mem_fun(*this,&TextEditor::btnsave_clicked));
btn_copy.signal_clicked().connect(sigc::mem_fun(*this,&TextEditor::btncopy_clicked));
btn_paste.signal_clicked().connect(sigc::mem_fun(*this,&TextEditor::btnpaste_clicked));
btn_clear.signal_clicked().connect(sigc::mem_fun(*this,&TextEditor::btnclear_clicked));
// Add actions and signal handlers
add_action("text_open", sigc::mem_fun(*this, &TextEditor::btnopen_clicked));
add_action("text_save", sigc::mem_fun(*this, &TextEditor::btnsave_clicked));
add_action("text_saveas", sigc::mem_fun(*this, &TextEditor::btnsaveas_clicked));
add_action("text_copy", sigc::mem_fun(*this, &TextEditor::btncopy_clicked));
add_action("text_paste", sigc::mem_fun(*this, &TextEditor::btnpaste_clicked));
add_action("text_close", sigc::mem_fun(*this, &TextEditor::btnclose_clicked));
// Add searchbar and search up and down buttons
search_up.set_image_from_icon_name("up");
search_down.set_image_from_icon_name("down");
// Bind property and signals
search_binding = Glib::Binding::bind_property(search_button.property_active(),
searchbar.property_search_mode_enabled(),
Glib::BINDING_BIDIRECTIONAL);
search_entry.signal_changed().connect(sigc::mem_fun(*this, &TextEditor::search_entry_changed));
search_up.signal_clicked().connect(sigc::mem_fun(*this, &TextEditor::search_backward));
search_down.signal_clicked().connect(sigc::mem_fun(*this, &TextEditor::search_forward));
// Pack widgets
searchbox.pack_start(search_entry, Gtk::PACK_SHRINK);
searchbox.pack_start(search_up, Gtk::PACK_SHRINK);
searchbox.pack_start(search_down, Gtk::PACK_SHRINK);
searchbar.add(searchbox);
vbox.pack_start(searchbar, Gtk::PACK_SHRINK);
// A InfoBar
infobar.add_button("OK", Gtk::RESPONSE_OK);
@ -46,9 +75,6 @@ btn_clear("Clear")
infobox->pack_start(label1);
vbox.pack_start(infobar, Gtk::PACK_SHRINK);
//Disable Copy button
btn_copy.set_sensitive(false);
// Show everything
vbox.pack_start(hbox);
add(vbox);
@ -56,7 +82,8 @@ btn_clear("Clear")
infobar.hide();
}
void TextEditor::btnopen_clicked(){
void TextEditor::btnopen_clicked()
{
// Create a dialog
dialog = Gtk::FileChooserNative::create("Open a text file", *this,
Gtk::FILE_CHOOSER_ACTION_OPEN, "OK", "Cancel");
@ -66,10 +93,14 @@ void TextEditor::btnopen_clicked(){
// Add Filters
auto filter = Gtk::FileFilter::create();
filter->set_name("Text Files");
if(mimetype_supported()){
if (mimetype_supported())
{
filter->add_mime_type("text/*");
}else{
for(int i = 0; text_globs != NULL && text_globs[i] != NULL; i++){
}
else
{
for (int i = 0; text_globs != NULL && text_globs[i] != NULL; i++)
{
const char *glob = text_globs[i];
filter->add_pattern(glob);
}
@ -84,20 +115,43 @@ void TextEditor::btnopen_clicked(){
dialog->show();
}
void TextEditor::opendialog_response(int response){
if(response==Gtk::RESPONSE_ACCEPT){
void TextEditor::opendialog_response(int response)
{
if (response == Gtk::RESPONSE_ACCEPT)
{
// Load Contents of a file
auto file = dialog->get_file();
curr_filename = file->get_path();
file_opened = true;
char *contents;
gsize length;
if(file->load_contents(contents,length)){
if (file->load_contents(contents, length))
{
buffer1->set_text(contents);
}
}
dialog.reset();
}
void TextEditor::btnsave_clicked(){
void TextEditor::btnsave_clicked()
{
if (file_opened)
{
// Get Text
Glib::ustring text;
text = buffer1->get_text();
// Set file opened to true to use save mode
file_opened = true;
// Save to a file
std::ofstream outfile;
outfile.open(curr_filename, std::ios_base::out);
outfile << text;
outfile.close();
}
}
void TextEditor::btnsaveas_clicked()
{
// Create a dialog
dialog = Gtk::FileChooserNative::create("Save file", *this,
Gtk::FILE_CHOOSER_ACTION_SAVE, "OK", "Cancel");
@ -107,10 +161,14 @@ void TextEditor::btnsave_clicked(){
// Add Filters
auto filter = Gtk::FileFilter::create();
filter->set_name("Text Files");
if(mimetype_supported()){
if (mimetype_supported())
{
filter->add_mime_type("text/*");
}else{
for(int i = 0; text_globs != NULL && text_globs[i] != NULL; i++){
}
else
{
for (int i = 0; text_globs != NULL && text_globs[i] != NULL; i++)
{
const char *glob = text_globs[i];
filter->add_pattern(glob);
}
@ -125,8 +183,10 @@ void TextEditor::btnsave_clicked(){
dialog->show();
}
void TextEditor::savedialog_response(int response){
if(response==Gtk::RESPONSE_ACCEPT){
void TextEditor::savedialog_response(int response)
{
if (response == Gtk::RESPONSE_ACCEPT)
{
// Get Filename
auto file = dialog->get_file();
std::string filename = file->get_path();
@ -142,18 +202,70 @@ void TextEditor::savedialog_response(int response){
dialog.reset();
}
void TextEditor::buffer1_changed(){
void TextEditor::buffer1_changed()
{
// When the text changed,enable the copy button
btn_copy.set_sensitive();
}
void TextEditor::btncopy_clicked(){
void TextEditor::search_entry_changed()
{
// Get Text to search
const Glib::ustring text = search_entry.get_text();
Gtk::TextIter start, end;
// If get text to search, select the text and storage the position
if (buffer1->begin().forward_search(text, Gtk::TEXT_SEARCH_CASE_INSENSITIVE, start, end))
{
curr_iter_up = start;
curr_iter_down = end;
buffer1->select_range(start, end);
textview1.scroll_to(start);
}
}
void TextEditor::search_forward()
{
// Get Text to search
const Glib::ustring search_text = search_entry.get_text();
Gtk::TextIter start, end;
// Get Text to search, down to the end of text
if (curr_iter_down.forward_search(search_text, Gtk::TEXT_SEARCH_CASE_INSENSITIVE, start, end))
{
curr_iter_up = start;
curr_iter_down = end;
buffer1->select_range(start, end);
textview1.scroll_to(start);
}
}
void TextEditor::search_backward()
{
// Get Text to search, up to the start of text
const Glib::ustring search_text = search_entry.get_text();
Gtk::TextIter start, end;
// Get Text to search
if (curr_iter_up.backward_search(search_text, Gtk::TEXT_SEARCH_CASE_INSENSITIVE, start, end))
{
curr_iter_up = start;
curr_iter_down = end;
buffer1->select_range(start, end);
textview1.scroll_to(start);
}
}
void TextEditor::btncopy_clicked()
{
// Get Text
Glib::ustring text;
Gtk::TextBuffer::iterator start, end;
if(buffer1->get_selection_bounds(start,end)){
if (buffer1->get_selection_bounds(start, end))
{
text = buffer1->get_text(start, end);
}else{
}
else
{
text = buffer1->get_text();
}
@ -166,28 +278,36 @@ void TextEditor::btncopy_clicked(){
infobar.show();
}
void TextEditor::btnpaste_clicked(){
void TextEditor::btnpaste_clicked()
{
// Get ClipBoard
auto refClipboard = Gtk::Clipboard::get();
refClipboard->request_text(sigc::mem_fun(*this, &TextEditor::clipboard_receive));
}
void TextEditor::clipboard_receive(const Glib::ustring &text){
if(buffer1->insert_interactive_at_cursor(text)){
void TextEditor::clipboard_receive(const Glib::ustring &text)
{
if (buffer1->insert_interactive_at_cursor(text))
{
// Show InfoBar
label1.set_label("The Text is Pasted at cursor position");
infobar.show();
}else{
}
else
{
// Show InfoBar
label1.set_label("Text Paste Error!");
infobar.show();
}
}
void TextEditor::btnclear_clicked(){
void TextEditor::btnclose_clicked()
{
buffer1->set_text("");
file_opened = false;
}
void TextEditor::infobar_response(int response){
void TextEditor::infobar_response(int response)
{
infobar.hide();
}