diff options
Diffstat (limited to 'src/ChatWindow.cpp')
| -rw-r--r-- | src/ChatWindow.cpp | 59 |
1 files changed, 52 insertions, 7 deletions
diff --git a/src/ChatWindow.cpp b/src/ChatWindow.cpp index b0bb696..041d2c3 100644 --- a/src/ChatWindow.cpp +++ b/src/ChatWindow.cpp @@ -1,6 +1,8 @@ #include "../include/ChatWindow.hpp" #include "../include/ChatMessage.hpp" #include <gtkmm/alignment.h> +#include <gtkmm/viewport.h> +#include <gtkmm/scrollbar.h> #include <cassert> namespace dchat @@ -82,23 +84,66 @@ namespace dchat void ChatWindow::setupMessageArea(Gtk::Grid *rightPanel) { - chatArea.set_vexpand(true); - chatArea.set_policy(Gtk::PolicyType::POLICY_NEVER, Gtk::PolicyType::POLICY_AUTOMATIC); - rightPanel->attach(chatArea, 0, 0, 1, 2); + //messageArea.set_valign(Gtk::ALIGN_START); + messageArea.set_vexpand(true); + messageArea.set_policy(Gtk::PolicyType::POLICY_NEVER, Gtk::PolicyType::POLICY_AUTOMATIC); + rightPanel->attach(messageArea, 0, 0, 1, 2); - chatAreaLayout.set_name("chat-area-layout"); - chatArea.add(chatAreaLayout); + messageAreaLayout.set_name("chat-area-layout"); + messageArea.add(messageAreaLayout); } void ChatWindow::setupChatInput(Gtk::Grid *rightPanel) { + Gtk::Grid *chatArea = Gtk::manage(new Gtk::Grid()); + rightPanel->attach_next_to(*chatArea, messageArea, Gtk::POS_BOTTOM, 1, 1); + Gtk::ScrolledWindow *chatScrollWindow = Gtk::manage(new Gtk::ScrolledWindow()); + chatScrollWindow->set_hexpand(true); + chatScrollWindow->set_policy(Gtk::PolicyType::POLICY_NEVER, Gtk::PolicyType::POLICY_NEVER); chatScrollWindow->set_name("chat-scroll-view"); - rightPanel->attach_next_to(*chatScrollWindow, chatArea, Gtk::POS_BOTTOM, 1, 1); + chatArea->attach(*chatScrollWindow, 0, 0, 1, 1); chatInput.set_hexpand(true); chatInput.set_name("chat-input"); chatInput.set_wrap_mode(Gtk::WrapMode::WRAP_WORD_CHAR); + + double fontSize = 18.5;//PANGO_PIXELS(chatInput.get_style_context()->get_font().get_size()); + chatPrevNumLines = 1; + chatInput.get_buffer()->signal_changed().connect([this, chatScrollWindow, fontSize] + { + int numLines = chatInput.get_buffer()->get_line_count(); + numLines = std::min(numLines, 10); + if(numLines != chatPrevNumLines) + { + chatPrevNumLines = numLines; + chatScrollWindow->set_min_content_height(fontSize * numLines); + + auto adj = chatScrollWindow->get_vadjustment(); + if(chatInput.get_buffer()->get_line_count() <= 10) + { + chatScrollWindow->set_policy(Gtk::PolicyType::POLICY_NEVER, Gtk::PolicyType::POLICY_NEVER); + adj->set_value(0); + } + else + { + chatScrollWindow->set_policy(Gtk::PolicyType::POLICY_NEVER, Gtk::PolicyType::POLICY_ALWAYS); + } + } + }); + chatScrollWindow->get_vadjustment()->signal_value_changed().connect([this, chatScrollWindow]() + { + auto adj = chatScrollWindow->get_vadjustment(); + if(chatInput.get_buffer()->get_line_count() <= 11) + { + chatScrollWindow->set_policy(Gtk::PolicyType::POLICY_NEVER, Gtk::PolicyType::POLICY_NEVER); + adj->set_value(0); + } + else + { + chatScrollWindow->set_policy(Gtk::PolicyType::POLICY_NEVER, Gtk::PolicyType::POLICY_ALWAYS); + } + }); chatScrollWindow->add(chatInput); } @@ -143,7 +188,7 @@ namespace dchat message->set_valign(Gtk::Align::ALIGN_START); message->set_hexpand(true); message->show_all(); - chatAreaLayout.attach(*message, 0, it->second.messageCount, 1, 1); + messageAreaLayout.attach(*message, 0, it->second.messageCount, 1, 1); ++it->second.messageCount; } |