class CourseTableModel
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Public Class Methods
new(courses, parent)
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Calls superclass method
# File lib/tmis/interface/models/course_table_model.rb, line 7 def initialize(courses, parent) super() @courses = courses @view = parent end
Public Instance Methods
columnCount(parent)
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# File lib/tmis/interface/models/course_table_model.rb, line 22 def columnCount(parent) 1 end
data(index, role = Qt::DisplayRole)
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# File lib/tmis/interface/models/course_table_model.rb, line 26 def data(index, role = Qt::DisplayRole) invalid = Qt::Variant.new return invalid unless role == Qt::DisplayRole or role == Qt::EditRole course = @courses[index.row] return invalid if course.nil? v = case index.column when 0 course.number else raise "invalid column #{index.column}" end || '' Qt::Variant.new(v) end
flags(index)
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Calls superclass method
# File lib/tmis/interface/models/course_table_model.rb, line 52 def flags(index) Qt::ItemIsEditable | super(index) end
headerData(section, orientation, role = Qt::DisplayRole)
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# File lib/tmis/interface/models/course_table_model.rb, line 40 def headerData(section, orientation, role = Qt::DisplayRole) invalid = Qt::Variant.new return invalid unless role == Qt::DisplayRole v = case orientation when Qt::Horizontal %w(Номер)[section] else '' end Qt::Variant.new(v) end
insert_new()
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# File lib/tmis/interface/models/course_table_model.rb, line 73 def insert_new @courses.prepend(Course.new) emit layoutChanged() end
refresh()
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# File lib/tmis/interface/models/course_table_model.rb, line 13 def refresh @courses = Course.all emit layoutChanged() end
remove_current()
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# File lib/tmis/interface/models/course_table_model.rb, line 78 def remove_current if @view.currentIndex.valid? @courses[@view.currentIndex.row].try(:destroy) @courses.delete_at(@view.currentIndex.row) emit layoutChanged() @view.currentIndex = createIndex(-1, -1) end end
rowCount(parent)
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# File lib/tmis/interface/models/course_table_model.rb, line 18 def rowCount(parent) @courses.size end
setData(index, variant, role = Qt::EditRole)
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# File lib/tmis/interface/models/course_table_model.rb, line 56 def setData(index, variant, role = Qt::EditRole) if index.valid? and role == Qt::EditRole course = @courses[index.row] case index.column when 0 course.number = variant.toInt else raise "invalid column #{index.column}" end course.save emit dataChanged(index, index) true else false end end