The default "Default (Windows).sublime-mousemap" file from ST build 3211

Default (Windows).sublime-mousemap

[
    // Basic drag select
    {
        "button": "button1", "count": 1,
        "press_command": "drag_select"
    },
    {
        "button": "button1", "count": 1, "modifiers": ["ctrl"],
        "press_command": "drag_select",
        "press_args": {"additive": true}
    },
    {
        "button": "button1", "count": 1, "modifiers": ["alt"],
        "press_command": "drag_select",
        "press_args": {"subtractive": true}
    },

    // Select between selection and click location
    {
        "button": "button1", "modifiers": ["shift"],
        "press_command": "drag_select",
        "press_args": {"extend": true}
    },
    {
        "button": "button1", "modifiers": ["shift", "ctrl"],
        "press_command": "drag_select",
        "press_args": {"additive": true, "extend": true}
    },
    {
        "button": "button1", "modifiers": ["shift", "alt"],
        "press_command": "drag_select",
        "press_args": {"subtractive": true, "extend": true}
    },

    // Drag select by words
    {
        "button": "button1", "count": 2,
        "press_command": "drag_select",
        "press_args": {"by": "words"}
    },
    {
        "button": "button1", "count": 2, "modifiers": ["ctrl"],
        "press_command": "drag_select",
        "press_args": {"by": "words", "additive": true}
    },
    {
        "button": "button1", "count": 2, "modifiers": ["alt"],
        "press_command": "drag_select",
        "press_args": {"by": "words", "subtractive": true}
    },

    // Drag select by lines
    {
        "button": "button1", "count": 3,
        "press_command": "drag_select",
        "press_args": {"by": "lines"}
    },
    {
        "button": "button1", "count": 3, "modifiers": ["ctrl"],
        "press_command": "drag_select",
        "press_args": {"by": "lines", "additive": true}
    },
    {
        "button": "button1", "count": 3, "modifiers": ["alt"],
        "press_command": "drag_select",
        "press_args": {"by": "lines", "subtractive": true}
    },

    // Shift + Mouse 2 Column select
    {
        "button": "button2", "modifiers": ["shift"],
        "press_command": "drag_select",
        "press_args": {"by": "columns"}
    },
    {
        "button": "button2", "modifiers": ["shift", "ctrl"],
        "press_command": "drag_select",
        "press_args": {"by": "columns", "additive": true}
    },
    {
        "button": "button2", "modifiers": ["shift", "alt"],
        "press_command": "drag_select",
        "press_args": {"by": "columns", "subtractive": true}
    },

    // Mouse 3 column select
    {
        "button": "button3",
        "press_command": "drag_select",
        "press_args": {"by": "columns"}
    },
    {
        "button": "button3", "modifiers": ["ctrl"],
        "press_command": "drag_select",
        "press_args": {"by": "columns", "additive": true}
    },
    {
        "button": "button3", "modifiers": ["alt"],
        "press_command": "drag_select",
        "press_args": {"by": "columns", "subtractive": true}
    },

    // Simple chording: hold down mouse 2, and click mouse 1
    {
        "button": "button1", "count": 1, "modifiers": ["button2"],
        "command": "expand_selection", "args": {"to": "line"},
        "press_command": "drag_select"
    },
    {
        "button": "button1", "count": 2, "modifiers": ["button2"],
        "command": "expand_selection_to_paragraph"
    },
    {
        "button": "button1", "count": 3, "modifiers": ["button2"],
        "command": "select_all"
    },

    // Switch files with buttons 4 and 5
    { "button": "button4", "modifiers": [], "command": "prev_view" },
    { "button": "button5", "modifiers": [], "command": "next_view" },

    // Switch files by holding down button 2, and using the scroll wheel
    { "button": "scroll_down", "modifiers": ["button2"], "command": "next_view" },
    { "button": "scroll_up", "modifiers": ["button2"], "command": "prev_view" },

    // Change font size with ctrl+scroll wheel
    { "button": "scroll_down", "modifiers": ["ctrl"], "command": "decrease_font_size" },
    { "button": "scroll_up", "modifiers": ["ctrl"], "command": "increase_font_size" },

    { "button": "button2", "modifiers": [], "command": "context_menu" }
]